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Finding the Fourth Proportional to 44,967.78, 67,452.75 and 15,385.41

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Solution

The fourth proportional to 44,967.78, 67,452.75 and 15,385.41 is: 23,078.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,967.78 : 67,452.75 = 15,385.41 : x
  2. Step 2: Convert to fraction form
    44,967.78/67,452.75 = 15,385.41/x
  3. Step 3: Cross multiply
    44,967.78x = 67,452.75 × 15,385.41
  4. Step 4: Simplify right side
    44,967.78x = 1,037,788,214.38
  5. Step 5: Solve for x
    x = 1,037,788,214.38/44,967.78
  6. Step 6: Final answer
    x = 23,078.48

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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.