Home / 48,799.76-73,188.84-13,730

Finding the Fourth Proportional to 48,799.76, 73,188.84 and 13,730

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Solution

The fourth proportional to 48,799.76, 73,188.84 and 13,730 is: 20,591.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,799.76 : 73,188.84 = 13,730 : x
  2. Step 2: Convert to fraction form
    48,799.76/73,188.84 = 13,730/x
  3. Step 3: Cross multiply
    48,799.76x = 73,188.84 × 13,730
  4. Step 4: Simplify right side
    48,799.76x = 1,004,882,773.20
  5. Step 5: Solve for x
    x = 1,004,882,773.20/48,799.76
  6. Step 6: Final answer
    x = 20,591.96

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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.