Home / 25,517.52-38,259.82-12,183.30

Finding the Fourth Proportional to 25,517.52, 38,259.82 and 12,183.30

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Solution

The fourth proportional to 25,517.52, 38,259.82 and 12,183.30 is: 18,267.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,517.52 : 38,259.82 = 12,183.30 : x
  2. Step 2: Convert to fraction form
    25,517.52/38,259.82 = 12,183.30/x
  3. Step 3: Cross multiply
    25,517.52x = 38,259.82 × 12,183.30
  4. Step 4: Simplify right side
    25,517.52x = 466,130,865.01
  5. Step 5: Solve for x
    x = 466,130,865.01/25,517.52
  6. Step 6: Final answer
    x = 18,267.09

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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.