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Finding the Fourth Proportional to 57,581.96, 86,332.03 and 22,013.29

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Solution

The fourth proportional to 57,581.96, 86,332.03 and 22,013.29 is: 33,004.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,581.96 : 86,332.03 = 22,013.29 : x
  2. Step 2: Convert to fraction form
    57,581.96/86,332.03 = 22,013.29/x
  3. Step 3: Cross multiply
    57,581.96x = 86,332.03 × 22,013.29
  4. Step 4: Simplify right side
    57,581.96x = 1,900,452,308.37
  5. Step 5: Solve for x
    x = 1,900,452,308.37/57,581.96
  6. Step 6: Final answer
    x = 33,004.30

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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.