Home / 15,532.43-21,436.85-9,244.13

Finding the Fourth Proportional to 15,532.43, 21,436.85 and 9,244.13

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Solution

The fourth proportional to 15,532.43, 21,436.85 and 9,244.13 is: 12,758.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,532.43 : 21,436.85 = 9,244.13 : x
  2. Step 2: Convert to fraction form
    15,532.43/21,436.85 = 9,244.13/x
  3. Step 3: Cross multiply
    15,532.43x = 21,436.85 × 9,244.13
  4. Step 4: Simplify right side
    15,532.43x = 198,164,944.12
  5. Step 5: Solve for x
    x = 198,164,944.12/15,532.43
  6. Step 6: Final answer
    x = 12,758.15

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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.