Home / 52,149.33-71,966.01-28,275.98

Finding the Fourth Proportional to 52,149.33, 71,966.01 and 28,275.98

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Solution

The fourth proportional to 52,149.33, 71,966.01 and 28,275.98 is: 39,020.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,149.33 : 71,966.01 = 28,275.98 : x
  2. Step 2: Convert to fraction form
    52,149.33/71,966.01 = 28,275.98/x
  3. Step 3: Cross multiply
    52,149.33x = 71,966.01 × 28,275.98
  4. Step 4: Simplify right side
    52,149.33x = 2,034,909,099.61
  5. Step 5: Solve for x
    x = 2,034,909,099.61/52,149.33
  6. Step 6: Final answer
    x = 39,020.81

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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.