Home / 51,082.49-76,642.18-26,134.28

Finding the Fourth Proportional to 51,082.49, 76,642.18 and 26,134.28

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Solution

The fourth proportional to 51,082.49, 76,642.18 and 26,134.28 is: 39,210.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,082.49 : 76,642.18 = 26,134.28 : x
  2. Step 2: Convert to fraction form
    51,082.49/76,642.18 = 26,134.28/x
  3. Step 3: Cross multiply
    51,082.49x = 76,642.18 × 26,134.28
  4. Step 4: Simplify right side
    51,082.49x = 2,002,988,191.93
  5. Step 5: Solve for x
    x = 2,002,988,191.93/51,082.49
  6. Step 6: Final answer
    x = 39,210.86

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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.