Home / 31,622.43-47,449.02-14,962.61

Finding the Fourth Proportional to 31,622.43, 47,449.02 and 14,962.61

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Solution

The fourth proportional to 31,622.43, 47,449.02 and 14,962.61 is: 22,451.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,622.43 : 47,449.02 = 14,962.61 : x
  2. Step 2: Convert to fraction form
    31,622.43/47,449.02 = 14,962.61/x
  3. Step 3: Cross multiply
    31,622.43x = 47,449.02 × 14,962.61
  4. Step 4: Simplify right side
    31,622.43x = 709,961,162.90
  5. Step 5: Solve for x
    x = 709,961,162.90/31,622.43
  6. Step 6: Final answer
    x = 22,451.19

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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.