Home / 51,082.50-76,631.95-19,491.29

Finding the Fourth Proportional to 51,082.50, 76,631.95 and 19,491.29

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Solution

The fourth proportional to 51,082.50, 76,631.95 and 19,491.29 is: 29,240.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,082.50 : 76,631.95 = 19,491.29 : x
  2. Step 2: Convert to fraction form
    51,082.50/76,631.95 = 19,491.29/x
  3. Step 3: Cross multiply
    51,082.50x = 76,631.95 × 19,491.29
  4. Step 4: Simplify right side
    51,082.50x = 1,493,655,177.56
  5. Step 5: Solve for x
    x = 1,493,655,177.56/51,082.50
  6. Step 6: Final answer
    x = 29,240.06

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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.