Home / 38,113.97-57,180.03-13,154.23

Finding the Fourth Proportional to 38,113.97, 57,180.03 and 13,154.23

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Solution

The fourth proportional to 38,113.97, 57,180.03 and 13,154.23 is: 19,734.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,113.97 : 57,180.03 = 13,154.23 : x
  2. Step 2: Convert to fraction form
    38,113.97/57,180.03 = 13,154.23/x
  3. Step 3: Cross multiply
    38,113.97x = 57,180.03 × 13,154.23
  4. Step 4: Simplify right side
    38,113.97x = 752,159,073.75
  5. Step 5: Solve for x
    x = 752,159,073.75/38,113.97
  6. Step 6: Final answer
    x = 19,734.47

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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.