Home / 25,791.53-38,774.77-20,592.95

Finding the Fourth Proportional to 25,791.53, 38,774.77 and 20,592.95

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Solution

The fourth proportional to 25,791.53, 38,774.77 and 20,592.95 is: 30,959.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,791.53 : 38,774.77 = 20,592.95 : x
  2. Step 2: Convert to fraction form
    25,791.53/38,774.77 = 20,592.95/x
  3. Step 3: Cross multiply
    25,791.53x = 38,774.77 × 20,592.95
  4. Step 4: Simplify right side
    25,791.53x = 798,486,654.52
  5. Step 5: Solve for x
    x = 798,486,654.52/25,791.53
  6. Step 6: Final answer
    x = 30,959.26

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1.5x scale

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.