Home / 17,885.73-24,691.19-11,175.09

Finding the Fourth Proportional to 17,885.73, 24,691.19 and 11,175.09

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Solution

The fourth proportional to 17,885.73, 24,691.19 and 11,175.09 is: 15,427.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,885.73 : 24,691.19 = 11,175.09 : x
  2. Step 2: Convert to fraction form
    17,885.73/24,691.19 = 11,175.09/x
  3. Step 3: Cross multiply
    17,885.73x = 24,691.19 × 11,175.09
  4. Step 4: Simplify right side
    17,885.73x = 275,926,270.46
  5. Step 5: Solve for x
    x = 275,926,270.46/17,885.73
  6. Step 6: Final answer
    x = 15,427.17

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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.