Home / 13,591.62-20,392.56-9,250.02

Finding the Fourth Proportional to 13,591.62, 20,392.56 and 9,250.02

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Solution

The fourth proportional to 13,591.62, 20,392.56 and 9,250.02 is: 13,878.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,591.62 : 20,392.56 = 9,250.02 : x
  2. Step 2: Convert to fraction form
    13,591.62/20,392.56 = 9,250.02/x
  3. Step 3: Cross multiply
    13,591.62x = 20,392.56 × 9,250.02
  4. Step 4: Simplify right side
    13,591.62x = 188,631,587.85
  5. Step 5: Solve for x
    x = 188,631,587.85/13,591.62
  6. Step 6: Final answer
    x = 13,878.52

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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.