Home / 14,652.72-21,979.08-9,731.97

Finding the Fourth Proportional to 14,652.72, 21,979.08 and 9,731.97

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Solution

The fourth proportional to 14,652.72, 21,979.08 and 9,731.97 is: 14,597.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,652.72 : 21,979.08 = 9,731.97 : x
  2. Step 2: Convert to fraction form
    14,652.72/21,979.08 = 9,731.97/x
  3. Step 3: Cross multiply
    14,652.72x = 21,979.08 × 9,731.97
  4. Step 4: Simplify right side
    14,652.72x = 213,899,747.19
  5. Step 5: Solve for x
    x = 213,899,747.19/14,652.72
  6. Step 6: Final answer
    x = 14,597.96

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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.