Home / 38,101.35-57,142.83-15,902.70

Finding the Fourth Proportional to 38,101.35, 57,142.83 and 15,902.70

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Solution

The fourth proportional to 38,101.35, 57,142.83 and 15,902.70 is: 23,850.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,101.35 : 57,142.83 = 15,902.70 : x
  2. Step 2: Convert to fraction form
    38,101.35/57,142.83 = 15,902.70/x
  3. Step 3: Cross multiply
    38,101.35x = 57,142.83 × 15,902.70
  4. Step 4: Simplify right side
    38,101.35x = 908,725,127.99
  5. Step 5: Solve for x
    x = 908,725,127.99/38,101.35
  6. Step 6: Final answer
    x = 23,850.21

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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.