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Finding the Fourth Proportional to 38,744.30, 58,061 and 22,069.92

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Solution

The fourth proportional to 38,744.30, 58,061 and 22,069.92 is: 33,073.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,744.30 : 58,061 = 22,069.92 : x
  2. Step 2: Convert to fraction form
    38,744.30/58,061 = 22,069.92/x
  3. Step 3: Cross multiply
    38,744.30x = 58,061 × 22,069.92
  4. Step 4: Simplify right side
    38,744.30x = 1,281,401,625.12
  5. Step 5: Solve for x
    x = 1,281,401,625.12/38,744.30
  6. Step 6: Final answer
    x = 33,073.29

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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.