Home / 10,724.13-16,119-10,494.45

Finding the Fourth Proportional to 10,724.13, 16,119 and 10,494.45

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Solution

The fourth proportional to 10,724.13, 16,119 and 10,494.45 is: 15,773.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,724.13 : 16,119 = 10,494.45 : x
  2. Step 2: Convert to fraction form
    10,724.13/16,119 = 10,494.45/x
  3. Step 3: Cross multiply
    10,724.13x = 16,119 × 10,494.45
  4. Step 4: Simplify right side
    10,724.13x = 169,160,039.55
  5. Step 5: Solve for x
    x = 169,160,039.55/10,724.13
  6. Step 6: Final answer
    x = 15,773.78

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.