Home / 51,057.73-76,574.85-19,471.38

Finding the Fourth Proportional to 51,057.73, 76,574.85 and 19,471.38

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Solution

The fourth proportional to 51,057.73, 76,574.85 and 19,471.38 is: 29,202.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,057.73 : 76,574.85 = 19,471.38 : x
  2. Step 2: Convert to fraction form
    51,057.73/76,574.85 = 19,471.38/x
  3. Step 3: Cross multiply
    51,057.73x = 76,574.85 × 19,471.38
  4. Step 4: Simplify right side
    51,057.73x = 1,491,018,002.79
  5. Step 5: Solve for x
    x = 1,491,018,002.79/51,057.73
  6. Step 6: Final answer
    x = 29,202.59

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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.