Home / 38,108.97-57,154.23-15,910.29

Finding the Fourth Proportional to 38,108.97, 57,154.23 and 15,910.29

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Solution

The fourth proportional to 38,108.97, 57,154.23 and 15,910.29 is: 23,861.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,108.97 : 57,154.23 = 15,910.29 : x
  2. Step 2: Convert to fraction form
    38,108.97/57,154.23 = 15,910.29/x
  3. Step 3: Cross multiply
    38,108.97x = 57,154.23 × 15,910.29
  4. Step 4: Simplify right side
    38,108.97x = 909,340,374.03
  5. Step 5: Solve for x
    x = 909,340,374.03/38,108.97
  6. Step 6: Final answer
    x = 23,861.58

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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.