Home / 40,952.25-61,428.71-11,372.40

Finding the Fourth Proportional to 40,952.25, 61,428.71 and 11,372.40

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Solution

The fourth proportional to 40,952.25, 61,428.71 and 11,372.40 is: 17,058.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,952.25 : 61,428.71 = 11,372.40 : x
  2. Step 2: Convert to fraction form
    40,952.25/61,428.71 = 11,372.40/x
  3. Step 3: Cross multiply
    40,952.25x = 61,428.71 × 11,372.40
  4. Step 4: Simplify right side
    40,952.25x = 698,591,890.04
  5. Step 5: Solve for x
    x = 698,591,890.04/40,952.25
  6. Step 6: Final answer
    x = 17,058.69

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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.