Home / 45,721.80-63,098.06-25,578.59

Finding the Fourth Proportional to 45,721.80, 63,098.06 and 25,578.59

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Solution

The fourth proportional to 45,721.80, 63,098.06 and 25,578.59 is: 35,299.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,721.80 : 63,098.06 = 25,578.59 : x
  2. Step 2: Convert to fraction form
    45,721.80/63,098.06 = 25,578.59/x
  3. Step 3: Cross multiply
    45,721.80x = 63,098.06 × 25,578.59
  4. Step 4: Simplify right side
    45,721.80x = 1,613,958,963.15
  5. Step 5: Solve for x
    x = 1,613,958,963.15/45,721.80
  6. Step 6: Final answer
    x = 35,299.55

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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.