Home / 52,073.28-71,861.31-28,199.88

Finding the Fourth Proportional to 52,073.28, 71,861.31 and 28,199.88

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Solution

The fourth proportional to 52,073.28, 71,861.31 and 28,199.88 is: 38,915.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,073.28 : 71,861.31 = 28,199.88 : x
  2. Step 2: Convert to fraction form
    52,073.28/71,861.31 = 28,199.88/x
  3. Step 3: Cross multiply
    52,073.28x = 71,861.31 × 28,199.88
  4. Step 4: Simplify right side
    52,073.28x = 2,026,480,318.64
  5. Step 5: Solve for x
    x = 2,026,480,318.64/52,073.28
  6. Step 6: Final answer
    x = 38,915.93

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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.