Home / 15,082.72-22,621.10-5,086.49

Finding the Fourth Proportional to 15,082.72, 22,621.10 and 5,086.49

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Solution

The fourth proportional to 15,082.72, 22,621.10 and 5,086.49 is: 7,628.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,082.72 : 22,621.10 = 5,086.49 : x
  2. Step 2: Convert to fraction form
    15,082.72/22,621.10 = 5,086.49/x
  3. Step 3: Cross multiply
    15,082.72x = 22,621.10 × 5,086.49
  4. Step 4: Simplify right side
    15,082.72x = 115,061,860.40
  5. Step 5: Solve for x
    x = 115,061,860.40/15,082.72
  6. Step 6: Final answer
    x = 7,628.72

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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.