Home / 13,697.52-20,546.28-3,309.27

Finding the Fourth Proportional to 13,697.52, 20,546.28 and 3,309.27

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Solution

The fourth proportional to 13,697.52, 20,546.28 and 3,309.27 is: 4,963.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,697.52 : 20,546.28 = 3,309.27 : x
  2. Step 2: Convert to fraction form
    13,697.52/20,546.28 = 3,309.27/x
  3. Step 3: Cross multiply
    13,697.52x = 20,546.28 × 3,309.27
  4. Step 4: Simplify right side
    13,697.52x = 67,993,188.02
  5. Step 5: Solve for x
    x = 67,993,188.02/13,697.52
  6. Step 6: Final answer
    x = 4,963.91

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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.