Home / 25,772.74-38,673.97-13,926.53

Finding the Fourth Proportional to 25,772.74, 38,673.97 and 13,926.53

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Solution

The fourth proportional to 25,772.74, 38,673.97 and 13,926.53 is: 20,897.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,772.74 : 38,673.97 = 13,926.53 : x
  2. Step 2: Convert to fraction form
    25,772.74/38,673.97 = 13,926.53/x
  3. Step 3: Cross multiply
    25,772.74x = 38,673.97 × 13,926.53
  4. Step 4: Simplify right side
    25,772.74x = 538,594,265.29
  5. Step 5: Solve for x
    x = 538,594,265.29/25,772.74
  6. Step 6: Final answer
    x = 20,897.83

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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.