Home / 48,925.32-73,388.31-13,385.85

Finding the Fourth Proportional to 48,925.32, 73,388.31 and 13,385.85

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Solution

The fourth proportional to 48,925.32, 73,388.31 and 13,385.85 is: 20,078.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,925.32 : 73,388.31 = 13,385.85 : x
  2. Step 2: Convert to fraction form
    48,925.32/73,388.31 = 13,385.85/x
  3. Step 3: Cross multiply
    48,925.32x = 73,388.31 × 13,385.85
  4. Step 4: Simplify right side
    48,925.32x = 982,364,909.41
  5. Step 5: Solve for x
    x = 982,364,909.41/48,925.32
  6. Step 6: Final answer
    x = 20,078.87

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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.