Home / 13,593.20-20,338.28-8,049.52

Finding the Fourth Proportional to 13,593.20, 20,338.28 and 8,049.52

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Solution

The fourth proportional to 13,593.20, 20,338.28 and 8,049.52 is: 12,043.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,593.20 : 20,338.28 = 8,049.52 : x
  2. Step 2: Convert to fraction form
    13,593.20/20,338.28 = 8,049.52/x
  3. Step 3: Cross multiply
    13,593.20x = 20,338.28 × 8,049.52
  4. Step 4: Simplify right side
    13,593.20x = 163,713,391.63
  5. Step 5: Solve for x
    x = 163,713,391.63/13,593.20
  6. Step 6: Final answer
    x = 12,043.77

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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.