Home / 38,452.49-57,574.50-19,945.61

Finding the Fourth Proportional to 38,452.49, 57,574.50 and 19,945.61

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Solution

The fourth proportional to 38,452.49, 57,574.50 and 19,945.61 is: 29,864.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,452.49 : 57,574.50 = 19,945.61 : x
  2. Step 2: Convert to fraction form
    38,452.49/57,574.50 = 19,945.61/x
  3. Step 3: Cross multiply
    38,452.49x = 57,574.50 × 19,945.61
  4. Step 4: Simplify right side
    38,452.49x = 1,148,358,522.95
  5. Step 5: Solve for x
    x = 1,148,358,522.95/38,452.49
  6. Step 6: Final answer
    x = 29,864.35

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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.