Home / 38,480.52-57,726.55-13,516.17

Finding the Fourth Proportional to 38,480.52, 57,726.55 and 13,516.17

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Solution

The fourth proportional to 38,480.52, 57,726.55 and 13,516.17 is: 20,276.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,480.52 : 57,726.55 = 13,516.17 : x
  2. Step 2: Convert to fraction form
    38,480.52/57,726.55 = 13,516.17/x
  3. Step 3: Cross multiply
    38,480.52x = 57,726.55 × 13,516.17
  4. Step 4: Simplify right side
    38,480.52x = 780,241,863.31
  5. Step 5: Solve for x
    x = 780,241,863.31/38,480.52
  6. Step 6: Final answer
    x = 20,276.28

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1.5x scale

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.