Home / 48,874.38-67,442.61-28,732.11

Finding the Fourth Proportional to 48,874.38, 67,442.61 and 28,732.11

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Solution

The fourth proportional to 48,874.38, 67,442.61 and 28,732.11 is: 39,647.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,874.38 : 67,442.61 = 28,732.11 : x
  2. Step 2: Convert to fraction form
    48,874.38/67,442.61 = 28,732.11/x
  3. Step 3: Cross multiply
    48,874.38x = 67,442.61 × 28,732.11
  4. Step 4: Simplify right side
    48,874.38x = 1,937,768,489.21
  5. Step 5: Solve for x
    x = 1,937,768,489.21/48,874.38
  6. Step 6: Final answer
    x = 39,647.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.