Home / 54,909.27-82,383.66-21,610.89

Finding the Fourth Proportional to 54,909.27, 82,383.66 and 21,610.89

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Solution

The fourth proportional to 54,909.27, 82,383.66 and 21,610.89 is: 32,424.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,909.27 : 82,383.66 = 21,610.89 : x
  2. Step 2: Convert to fraction form
    54,909.27/82,383.66 = 21,610.89/x
  3. Step 3: Cross multiply
    54,909.27x = 82,383.66 × 21,610.89
  4. Step 4: Simplify right side
    54,909.27x = 1,780,384,214.06
  5. Step 5: Solve for x
    x = 1,780,384,214.06/54,909.27
  6. Step 6: Final answer
    x = 32,424.11

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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.