Home / 51,999.11-71,758.76-29,337.90

Finding the Fourth Proportional to 51,999.11, 71,758.76 and 29,337.90

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Solution

The fourth proportional to 51,999.11, 71,758.76 and 29,337.90 is: 40,486.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,999.11 : 71,758.76 = 29,337.90 : x
  2. Step 2: Convert to fraction form
    51,999.11/71,758.76 = 29,337.90/x
  3. Step 3: Cross multiply
    51,999.11x = 71,758.76 × 29,337.90
  4. Step 4: Simplify right side
    51,999.11x = 2,105,251,398.35
  5. Step 5: Solve for x
    x = 2,105,251,398.35/51,999.11
  6. Step 6: Final answer
    x = 40,486.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.