Home / 12,635.27-18,944.80-5,244.83

Finding the Fourth Proportional to 12,635.27, 18,944.80 and 5,244.83

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Solution

The fourth proportional to 12,635.27, 18,944.80 and 5,244.83 is: 7,863.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,635.27 : 18,944.80 = 5,244.83 : x
  2. Step 2: Convert to fraction form
    12,635.27/18,944.80 = 5,244.83/x
  3. Step 3: Cross multiply
    12,635.27x = 18,944.80 × 5,244.83
  4. Step 4: Simplify right side
    12,635.27x = 99,362,255.38
  5. Step 5: Solve for x
    x = 99,362,255.38/12,635.27
  6. Step 6: Final answer
    x = 7,863.88

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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.