Home / 31,463.28-47,201.40-11,737.08

Finding the Fourth Proportional to 31,463.28, 47,201.40 and 11,737.08

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Solution

The fourth proportional to 31,463.28, 47,201.40 and 11,737.08 is: 17,608.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,463.28 : 47,201.40 = 11,737.08 : x
  2. Step 2: Convert to fraction form
    31,463.28/47,201.40 = 11,737.08/x
  3. Step 3: Cross multiply
    31,463.28x = 47,201.40 × 11,737.08
  4. Step 4: Simplify right side
    31,463.28x = 554,006,607.91
  5. Step 5: Solve for x
    x = 554,006,607.91/31,463.28
  6. Step 6: Final answer
    x = 17,608.04

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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.