Home / 25,632.12-38,452.32-8,100.66

Finding the Fourth Proportional to 25,632.12, 38,452.32 and 8,100.66

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Solution

The fourth proportional to 25,632.12, 38,452.32 and 8,100.66 is: 12,152.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,632.12 : 38,452.32 = 8,100.66 : x
  2. Step 2: Convert to fraction form
    25,632.12/38,452.32 = 8,100.66/x
  3. Step 3: Cross multiply
    25,632.12x = 38,452.32 × 8,100.66
  4. Step 4: Simplify right side
    25,632.12x = 311,489,170.53
  5. Step 5: Solve for x
    x = 311,489,170.53/25,632.12
  6. Step 6: Final answer
    x = 12,152.30

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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.