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Finding the Fourth Proportional to 62,937.62, 94,373.97 and 18,558.61

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Solution

The fourth proportional to 62,937.62, 94,373.97 and 18,558.61 is: 27,828.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,937.62 : 94,373.97 = 18,558.61 : x
  2. Step 2: Convert to fraction form
    62,937.62/94,373.97 = 18,558.61/x
  3. Step 3: Cross multiply
    62,937.62x = 94,373.97 × 18,558.61
  4. Step 4: Simplify right side
    62,937.62x = 1,751,449,703.38
  5. Step 5: Solve for x
    x = 1,751,449,703.38/62,937.62
  6. Step 6: Final answer
    x = 27,828.34

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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.