Home / 31,449.38-47,160.22-16,654.84

Finding the Fourth Proportional to 31,449.38, 47,160.22 and 16,654.84

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Solution

The fourth proportional to 31,449.38, 47,160.22 and 16,654.84 is: 24,974.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,449.38 : 47,160.22 = 16,654.84 : x
  2. Step 2: Convert to fraction form
    31,449.38/47,160.22 = 16,654.84/x
  3. Step 3: Cross multiply
    31,449.38x = 47,160.22 × 16,654.84
  4. Step 4: Simplify right side
    31,449.38x = 785,445,918.46
  5. Step 5: Solve for x
    x = 785,445,918.46/31,449.38
  6. Step 6: Final answer
    x = 24,974.93

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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.