Home / 20,052.27-27,662.38-13,248.96

Finding the Fourth Proportional to 20,052.27, 27,662.38 and 13,248.96

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Solution

The fourth proportional to 20,052.27, 27,662.38 and 13,248.96 is: 18,277.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,052.27 : 27,662.38 = 13,248.96 : x
  2. Step 2: Convert to fraction form
    20,052.27/27,662.38 = 13,248.96/x
  3. Step 3: Cross multiply
    20,052.27x = 27,662.38 × 13,248.96
  4. Step 4: Simplify right side
    20,052.27x = 366,497,766.12
  5. Step 5: Solve for x
    x = 366,497,766.12/20,052.27
  6. Step 6: Final answer
    x = 18,277.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.