Home / 22,605.84-31,189.56-13,044.96

Finding the Fourth Proportional to 22,605.84, 31,189.56 and 13,044.96

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Solution

The fourth proportional to 22,605.84, 31,189.56 and 13,044.96 is: 17,998.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,605.84 : 31,189.56 = 13,044.96 : x
  2. Step 2: Convert to fraction form
    22,605.84/31,189.56 = 13,044.96/x
  3. Step 3: Cross multiply
    22,605.84x = 31,189.56 × 13,044.96
  4. Step 4: Simplify right side
    22,605.84x = 406,866,562.62
  5. Step 5: Solve for x
    x = 406,866,562.62/22,605.84
  6. Step 6: Final answer
    x = 17,998.29

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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.