Home / 54,082.55-81,135.88-16,645.97

Finding the Fourth Proportional to 54,082.55, 81,135.88 and 16,645.97

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Solution

The fourth proportional to 54,082.55, 81,135.88 and 16,645.97 is: 24,972.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,082.55 : 81,135.88 = 16,645.97 : x
  2. Step 2: Convert to fraction form
    54,082.55/81,135.88 = 16,645.97/x
  3. Step 3: Cross multiply
    54,082.55x = 81,135.88 × 16,645.97
  4. Step 4: Simplify right side
    54,082.55x = 1,350,585,585.63
  5. Step 5: Solve for x
    x = 1,350,585,585.63/54,082.55
  6. Step 6: Final answer
    x = 24,972.67

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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.