Home / 48,366.30-72,549.45-13,305.90

Finding the Fourth Proportional to 48,366.30, 72,549.45 and 13,305.90

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Solution

The fourth proportional to 48,366.30, 72,549.45 and 13,305.90 is: 19,958.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,366.30 : 72,549.45 = 13,305.90 : x
  2. Step 2: Convert to fraction form
    48,366.30/72,549.45 = 13,305.90/x
  3. Step 3: Cross multiply
    48,366.30x = 72,549.45 × 13,305.90
  4. Step 4: Simplify right side
    48,366.30x = 965,335,726.76
  5. Step 5: Solve for x
    x = 965,335,726.76/48,366.30
  6. Step 6: Final answer
    x = 19,958.85

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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.