Home / 52,200.72-72,037.19-28,327.39

Finding the Fourth Proportional to 52,200.72, 72,037.19 and 28,327.39

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Solution

The fourth proportional to 52,200.72, 72,037.19 and 28,327.39 is: 39,091.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,200.72 : 72,037.19 = 28,327.39 : x
  2. Step 2: Convert to fraction form
    52,200.72/72,037.19 = 28,327.39/x
  3. Step 3: Cross multiply
    52,200.72x = 72,037.19 × 28,327.39
  4. Step 4: Simplify right side
    52,200.72x = 2,040,625,253.90
  5. Step 5: Solve for x
    x = 2,040,625,253.90/52,200.72
  6. Step 6: Final answer
    x = 39,091.90

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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.