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Finding the Fourth Proportional to 62,658.96, 93,986.88 and 18,286.10

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Solution

The fourth proportional to 62,658.96, 93,986.88 and 18,286.10 is: 27,428.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,658.96 : 93,986.88 = 18,286.10 : x
  2. Step 2: Convert to fraction form
    62,658.96/93,986.88 = 18,286.10/x
  3. Step 3: Cross multiply
    62,658.96x = 93,986.88 × 18,286.10
  4. Step 4: Simplify right side
    62,658.96x = 1,718,653,613.68
  5. Step 5: Solve for x
    x = 1,718,653,613.68/62,658.96
  6. Step 6: Final answer
    x = 27,428.70

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1.5x scale

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.