Home / 40,934.25-61,420.82-13,232.25

Finding the Fourth Proportional to 40,934.25, 61,420.82 and 13,232.25

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Solution

The fourth proportional to 40,934.25, 61,420.82 and 13,232.25 is: 19,854.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,934.25 : 61,420.82 = 13,232.25 : x
  2. Step 2: Convert to fraction form
    40,934.25/61,420.82 = 13,232.25/x
  3. Step 3: Cross multiply
    40,934.25x = 61,420.82 × 13,232.25
  4. Step 4: Simplify right side
    40,934.25x = 812,735,579.28
  5. Step 5: Solve for x
    x = 812,735,579.28/40,934.25
  6. Step 6: Final answer
    x = 19,854.66

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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.