Home / 39,433.82-54,418.71-25,286.66

Finding the Fourth Proportional to 39,433.82, 54,418.71 and 25,286.66

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Solution

The fourth proportional to 39,433.82, 54,418.71 and 25,286.66 is: 34,895.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,433.82 : 54,418.71 = 25,286.66 : x
  2. Step 2: Convert to fraction form
    39,433.82/54,418.71 = 25,286.66/x
  3. Step 3: Cross multiply
    39,433.82x = 54,418.71 × 25,286.66
  4. Step 4: Simplify right side
    39,433.82x = 1,376,067,417.41
  5. Step 5: Solve for x
    x = 1,376,067,417.41/39,433.82
  6. Step 6: Final answer
    x = 34,895.62

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1.5x scale

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.