Home / 19,537.20-29,288.52-9,146.16

Finding the Fourth Proportional to 19,537.20, 29,288.52 and 9,146.16

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Solution

The fourth proportional to 19,537.20, 29,288.52 and 9,146.16 is: 13,711.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,537.20 : 29,288.52 = 9,146.16 : x
  2. Step 2: Convert to fraction form
    19,537.20/29,288.52 = 9,146.16/x
  3. Step 3: Cross multiply
    19,537.20x = 29,288.52 × 9,146.16
  4. Step 4: Simplify right side
    19,537.20x = 267,877,490.08
  5. Step 5: Solve for x
    x = 267,877,490.08/19,537.20
  6. Step 6: Final answer
    x = 13,711.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.