Home / 48,671.91-67,154.54-28,517.96

Finding the Fourth Proportional to 48,671.91, 67,154.54 and 28,517.96

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Solution

The fourth proportional to 48,671.91, 67,154.54 and 28,517.96 is: 39,347.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,671.91 : 67,154.54 = 28,517.96 : x
  2. Step 2: Convert to fraction form
    48,671.91/67,154.54 = 28,517.96/x
  3. Step 3: Cross multiply
    48,671.91x = 67,154.54 × 28,517.96
  4. Step 4: Simplify right side
    48,671.91x = 1,915,110,402.17
  5. Step 5: Solve for x
    x = 1,915,110,402.17/48,671.91
  6. Step 6: Final answer
    x = 39,347.35

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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.