Home / 52,090.92-71,885.49-28,217.52

Finding the Fourth Proportional to 52,090.92, 71,885.49 and 28,217.52

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Solution

The fourth proportional to 52,090.92, 71,885.49 and 28,217.52 is: 38,940.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,090.92 : 71,885.49 = 28,217.52 : x
  2. Step 2: Convert to fraction form
    52,090.92/71,885.49 = 28,217.52/x
  3. Step 3: Cross multiply
    52,090.92x = 71,885.49 × 28,217.52
  4. Step 4: Simplify right side
    52,090.92x = 2,028,430,251.78
  5. Step 5: Solve for x
    x = 2,028,430,251.78/52,090.92
  6. Step 6: Final answer
    x = 38,940.19

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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.