Home / 13,494.64-20,229.62-4,724.76

Finding the Fourth Proportional to 13,494.64, 20,229.62 and 4,724.76

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Solution

The fourth proportional to 13,494.64, 20,229.62 and 4,724.76 is: 7,082.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,494.64 : 20,229.62 = 4,724.76 : x
  2. Step 2: Convert to fraction form
    13,494.64/20,229.62 = 4,724.76/x
  3. Step 3: Cross multiply
    13,494.64x = 20,229.62 × 4,724.76
  4. Step 4: Simplify right side
    13,494.64x = 95,580,099.39
  5. Step 5: Solve for x
    x = 95,580,099.39/13,494.64
  6. Step 6: Final answer
    x = 7,082.82

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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.