Home / 38,332.88-57,499.56-13,372.84

Finding the Fourth Proportional to 38,332.88, 57,499.56 and 13,372.84

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Solution

The fourth proportional to 38,332.88, 57,499.56 and 13,372.84 is: 20,059.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,332.88 : 57,499.56 = 13,372.84 : x
  2. Step 2: Convert to fraction form
    38,332.88/57,499.56 = 13,372.84/x
  3. Step 3: Cross multiply
    38,332.88x = 57,499.56 × 13,372.84
  4. Step 4: Simplify right side
    38,332.88x = 768,932,415.95
  5. Step 5: Solve for x
    x = 768,932,415.95/38,332.88
  6. Step 6: Final answer
    x = 20,059.34

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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.