Home / 38,383.38-57,581.14-11,368.46

Finding the Fourth Proportional to 38,383.38, 57,581.14 and 11,368.46

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Solution

The fourth proportional to 38,383.38, 57,581.14 and 11,368.46 is: 17,054.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,383.38 : 57,581.14 = 11,368.46 : x
  2. Step 2: Convert to fraction form
    38,383.38/57,581.14 = 11,368.46/x
  3. Step 3: Cross multiply
    38,383.38x = 57,581.14 × 11,368.46
  4. Step 4: Simplify right side
    38,383.38x = 654,609,002.38
  5. Step 5: Solve for x
    x = 654,609,002.38/38,383.38
  6. Step 6: Final answer
    x = 17,054.49

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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.