Home / 48,976.25-73,464.98-13,915.90

Finding the Fourth Proportional to 48,976.25, 73,464.98 and 13,915.90

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Solution

The fourth proportional to 48,976.25, 73,464.98 and 13,915.90 is: 20,874.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,976.25 : 73,464.98 = 13,915.90 : x
  2. Step 2: Convert to fraction form
    48,976.25/73,464.98 = 13,915.90/x
  3. Step 3: Cross multiply
    48,976.25x = 73,464.98 × 13,915.90
  4. Step 4: Simplify right side
    48,976.25x = 1,022,331,337.43
  5. Step 5: Solve for x
    x = 1,022,331,337.43/48,976.25
  6. Step 6: Final answer
    x = 20,874.02

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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.