Home / 24,591.32-33,934.16-13,978.88

Finding the Fourth Proportional to 24,591.32, 33,934.16 and 13,978.88

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Solution

The fourth proportional to 24,591.32, 33,934.16 and 13,978.88 is: 19,289.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,591.32 : 33,934.16 = 13,978.88 : x
  2. Step 2: Convert to fraction form
    24,591.32/33,934.16 = 13,978.88/x
  3. Step 3: Cross multiply
    24,591.32x = 33,934.16 × 13,978.88
  4. Step 4: Simplify right side
    24,591.32x = 474,361,310.98
  5. Step 5: Solve for x
    x = 474,361,310.98/24,591.32
  6. Step 6: Final answer
    x = 19,289.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.