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Finding the Fourth Proportional to 42,609.44, 58,801.44 and 23,489.90

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Solution

The fourth proportional to 42,609.44, 58,801.44 and 23,489.90 is: 32,416.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,609.44 : 58,801.44 = 23,489.90 : x
  2. Step 2: Convert to fraction form
    42,609.44/58,801.44 = 23,489.90/x
  3. Step 3: Cross multiply
    42,609.44x = 58,801.44 × 23,489.90
  4. Step 4: Simplify right side
    42,609.44x = 1,381,239,945.46
  5. Step 5: Solve for x
    x = 1,381,239,945.46/42,609.44
  6. Step 6: Final answer
    x = 32,416.29

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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.