Home / 25,727.39-35,469.77-18,551.30

Finding the Fourth Proportional to 25,727.39, 35,469.77 and 18,551.30

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Solution

The fourth proportional to 25,727.39, 35,469.77 and 18,551.30 is: 25,576.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,727.39 : 35,469.77 = 18,551.30 : x
  2. Step 2: Convert to fraction form
    25,727.39/35,469.77 = 18,551.30/x
  3. Step 3: Cross multiply
    25,727.39x = 35,469.77 × 18,551.30
  4. Step 4: Simplify right side
    25,727.39x = 658,010,251.44
  5. Step 5: Solve for x
    x = 658,010,251.44/25,727.39
  6. Step 6: Final answer
    x = 25,576.25

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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.