Home / 38,196.28-57,294.78-11,899

Finding the Fourth Proportional to 38,196.28, 57,294.78 and 11,899

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Solution

The fourth proportional to 38,196.28, 57,294.78 and 11,899 is: 17,848.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,196.28 : 57,294.78 = 11,899 : x
  2. Step 2: Convert to fraction form
    38,196.28/57,294.78 = 11,899/x
  3. Step 3: Cross multiply
    38,196.28x = 57,294.78 × 11,899
  4. Step 4: Simplify right side
    38,196.28x = 681,750,587.22
  5. Step 5: Solve for x
    x = 681,750,587.22/38,196.28
  6. Step 6: Final answer
    x = 17,848.61

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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.