Home / 14,888.92-20,546.98-8,175.18

Finding the Fourth Proportional to 14,888.92, 20,546.98 and 8,175.18

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Solution

The fourth proportional to 14,888.92, 20,546.98 and 8,175.18 is: 11,281.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,888.92 : 20,546.98 = 8,175.18 : x
  2. Step 2: Convert to fraction form
    14,888.92/20,546.98 = 8,175.18/x
  3. Step 3: Cross multiply
    14,888.92x = 20,546.98 × 8,175.18
  4. Step 4: Simplify right side
    14,888.92x = 167,975,259.96
  5. Step 5: Solve for x
    x = 167,975,259.96/14,888.92
  6. Step 6: Final answer
    x = 11,281.90

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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.