Home / 18,879.09-26,014.76-14,604.19

Finding the Fourth Proportional to 18,879.09, 26,014.76 and 14,604.19

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Solution

The fourth proportional to 18,879.09, 26,014.76 and 14,604.19 is: 20,124.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,879.09 : 26,014.76 = 14,604.19 : x
  2. Step 2: Convert to fraction form
    18,879.09/26,014.76 = 14,604.19/x
  3. Step 3: Cross multiply
    18,879.09x = 26,014.76 × 14,604.19
  4. Step 4: Simplify right side
    18,879.09x = 379,924,497.84
  5. Step 5: Solve for x
    x = 379,924,497.84/18,879.09
  6. Step 6: Final answer
    x = 20,124.09

Related Problems

Find fourth proportional to 9,439.55, 13,007.38 and 7,302.10
Half scale
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Double scale
Find fourth proportional to 18,880.09, 26,016.14 and 14,605.19
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.