Home / 27,372.70-37,773.82-15,436.04

Finding the Fourth Proportional to 27,372.70, 37,773.82 and 15,436.04

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Solution

The fourth proportional to 27,372.70, 37,773.82 and 15,436.04 is: 21,301.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,372.70 : 37,773.82 = 15,436.04 : x
  2. Step 2: Convert to fraction form
    27,372.70/37,773.82 = 15,436.04/x
  3. Step 3: Cross multiply
    27,372.70x = 37,773.82 × 15,436.04
  4. Step 4: Simplify right side
    27,372.70x = 583,078,302.20
  5. Step 5: Solve for x
    x = 583,078,302.20/27,372.70
  6. Step 6: Final answer
    x = 21,301.46

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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.