Home / 57,264.54-85,902.68-19,824.55

Finding the Fourth Proportional to 57,264.54, 85,902.68 and 19,824.55

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Solution

The fourth proportional to 57,264.54, 85,902.68 and 19,824.55 is: 29,738.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,264.54 : 85,902.68 = 19,824.55 : x
  2. Step 2: Convert to fraction form
    57,264.54/85,902.68 = 19,824.55/x
  3. Step 3: Cross multiply
    57,264.54x = 85,902.68 × 19,824.55
  4. Step 4: Simplify right side
    57,264.54x = 1,702,981,974.79
  5. Step 5: Solve for x
    x = 1,702,981,974.79/57,264.54
  6. Step 6: Final answer
    x = 29,738.86

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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.