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Finding the Fourth Proportional to 38,101.88, 57,153.02 and 10,399.88

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Solution

The fourth proportional to 38,101.88, 57,153.02 and 10,399.88 is: 15,599.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,101.88 : 57,153.02 = 10,399.88 : x
  2. Step 2: Convert to fraction form
    38,101.88/57,153.02 = 10,399.88/x
  3. Step 3: Cross multiply
    38,101.88x = 57,153.02 × 10,399.88
  4. Step 4: Simplify right side
    38,101.88x = 594,384,549.64
  5. Step 5: Solve for x
    x = 594,384,549.64/38,101.88
  6. Step 6: Final answer
    x = 15,599.87

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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.