Home / 15,591.72-23,345.34-10,380.84

Finding the Fourth Proportional to 15,591.72, 23,345.34 and 10,380.84

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Solution

The fourth proportional to 15,591.72, 23,345.34 and 10,380.84 is: 15,543.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,591.72 : 23,345.34 = 10,380.84 : x
  2. Step 2: Convert to fraction form
    15,591.72/23,345.34 = 10,380.84/x
  3. Step 3: Cross multiply
    15,591.72x = 23,345.34 × 10,380.84
  4. Step 4: Simplify right side
    15,591.72x = 242,344,239.29
  5. Step 5: Solve for x
    x = 242,344,239.29/15,591.72
  6. Step 6: Final answer
    x = 15,543.14

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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.