Home / 38,091.74-57,146.70-15,892.78

Finding the Fourth Proportional to 38,091.74, 57,146.70 and 15,892.78

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Solution

The fourth proportional to 38,091.74, 57,146.70 and 15,892.78 is: 23,842.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,091.74 : 57,146.70 = 15,892.78 : x
  2. Step 2: Convert to fraction form
    38,091.74/57,146.70 = 15,892.78/x
  3. Step 3: Cross multiply
    38,091.74x = 57,146.70 × 15,892.78
  4. Step 4: Simplify right side
    38,091.74x = 908,219,930.83
  5. Step 5: Solve for x
    x = 908,219,930.83/38,091.74
  6. Step 6: Final answer
    x = 23,842.96

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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.