Home / 25,791.57-35,607.90-16,854.03

Finding the Fourth Proportional to 25,791.57, 35,607.90 and 16,854.03

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Solution

The fourth proportional to 25,791.57, 35,607.90 and 16,854.03 is: 23,268.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,791.57 : 35,607.90 = 16,854.03 : x
  2. Step 2: Convert to fraction form
    25,791.57/35,607.90 = 16,854.03/x
  3. Step 3: Cross multiply
    25,791.57x = 35,607.90 × 16,854.03
  4. Step 4: Simplify right side
    25,791.57x = 600,136,530.57
  5. Step 5: Solve for x
    x = 600,136,530.57/25,791.57
  6. Step 6: Final answer
    x = 23,268.71

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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.