Home / 19,009.69-26,233.37-10,626.19

Finding the Fourth Proportional to 19,009.69, 26,233.37 and 10,626.19

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Solution

The fourth proportional to 19,009.69, 26,233.37 and 10,626.19 is: 14,664.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,009.69 : 26,233.37 = 10,626.19 : x
  2. Step 2: Convert to fraction form
    19,009.69/26,233.37 = 10,626.19/x
  3. Step 3: Cross multiply
    19,009.69x = 26,233.37 × 10,626.19
  4. Step 4: Simplify right side
    19,009.69x = 278,760,695.09
  5. Step 5: Solve for x
    x = 278,760,695.09/19,009.69
  6. Step 6: Final answer
    x = 14,664.14

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Half scale
Find fourth proportional to 38,019.38, 52,466.74 and 21,252.38
Double scale
Find fourth proportional to 19,010.69, 26,234.75 and 10,627.19
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.