Home / 38,110.28-57,165.45-15,911.55

Finding the Fourth Proportional to 38,110.28, 57,165.45 and 15,911.55

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Solution

The fourth proportional to 38,110.28, 57,165.45 and 15,911.55 is: 23,867.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,110.28 : 57,165.45 = 15,911.55 : x
  2. Step 2: Convert to fraction form
    38,110.28/57,165.45 = 15,911.55/x
  3. Step 3: Cross multiply
    38,110.28x = 57,165.45 × 15,911.55
  4. Step 4: Simplify right side
    38,110.28x = 909,591,058.86
  5. Step 5: Solve for x
    x = 909,591,058.86/38,110.28
  6. Step 6: Final answer
    x = 23,867.34

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Similar ratio
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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.