Home / 25,888.20-38,832.28-8,360.61

Finding the Fourth Proportional to 25,888.20, 38,832.28 and 8,360.61

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Solution

The fourth proportional to 25,888.20, 38,832.28 and 8,360.61 is: 12,540.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,888.20 : 38,832.28 = 8,360.61 : x
  2. Step 2: Convert to fraction form
    25,888.20/38,832.28 = 8,360.61/x
  3. Step 3: Cross multiply
    25,888.20x = 38,832.28 × 8,360.61
  4. Step 4: Simplify right side
    25,888.20x = 324,661,548.49
  5. Step 5: Solve for x
    x = 324,661,548.49/25,888.20
  6. Step 6: Final answer
    x = 12,540.91

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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.