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Finding the Fourth Proportional to 62,364.63, 93,524.94 and 17,979.42

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Solution

The fourth proportional to 62,364.63, 93,524.94 and 17,979.42 is: 26,962.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,364.63 : 93,524.94 = 17,979.42 : x
  2. Step 2: Convert to fraction form
    62,364.63/93,524.94 = 17,979.42/x
  3. Step 3: Cross multiply
    62,364.63x = 93,524.94 × 17,979.42
  4. Step 4: Simplify right side
    62,364.63x = 1,681,524,176.73
  5. Step 5: Solve for x
    x = 1,681,524,176.73/62,364.63
  6. Step 6: Final answer
    x = 26,962.79

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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.