Home / 57,513.28-86,182.08-38,723.92

Finding the Fourth Proportional to 57,513.28, 86,182.08 and 38,723.92

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Solution

The fourth proportional to 57,513.28, 86,182.08 and 38,723.92 is: 58,026.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,513.28 : 86,182.08 = 38,723.92 : x
  2. Step 2: Convert to fraction form
    57,513.28/86,182.08 = 38,723.92/x
  3. Step 3: Cross multiply
    57,513.28x = 86,182.08 × 38,723.92
  4. Step 4: Simplify right side
    57,513.28x = 3,337,307,971.35
  5. Step 5: Solve for x
    x = 3,337,307,971.35/57,513.28
  6. Step 6: Final answer
    x = 58,026.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.