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Finding the Fourth Proportional to 38,751.92, 58,114.49 and 15,053.88

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Solution

The fourth proportional to 38,751.92, 58,114.49 and 15,053.88 is: 22,575.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,751.92 : 58,114.49 = 15,053.88 : x
  2. Step 2: Convert to fraction form
    38,751.92/58,114.49 = 15,053.88/x
  3. Step 3: Cross multiply
    38,751.92x = 58,114.49 × 15,053.88
  4. Step 4: Simplify right side
    38,751.92x = 874,848,483.45
  5. Step 5: Solve for x
    x = 874,848,483.45/38,751.92
  6. Step 6: Final answer
    x = 22,575.62

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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.