Home / 31,382.02-47,073.02-9,195.39

Finding the Fourth Proportional to 31,382.02, 47,073.02 and 9,195.39

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Solution

The fourth proportional to 31,382.02, 47,073.02 and 9,195.39 is: 13,793.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,382.02 : 47,073.02 = 9,195.39 : x
  2. Step 2: Convert to fraction form
    31,382.02/47,073.02 = 9,195.39/x
  3. Step 3: Cross multiply
    31,382.02x = 47,073.02 × 9,195.39
  4. Step 4: Simplify right side
    31,382.02x = 432,854,777.38
  5. Step 5: Solve for x
    x = 432,854,777.38/31,382.02
  6. Step 6: Final answer
    x = 13,793.08

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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.