Home / 25,414.62-38,134.91-12,102.67

Finding the Fourth Proportional to 25,414.62, 38,134.91 and 12,102.67

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Solution

The fourth proportional to 25,414.62, 38,134.91 and 12,102.67 is: 18,160.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,414.62 : 38,134.91 = 12,102.67 : x
  2. Step 2: Convert to fraction form
    25,414.62/38,134.91 = 12,102.67/x
  3. Step 3: Cross multiply
    25,414.62x = 38,134.91 × 12,102.67
  4. Step 4: Simplify right side
    25,414.62x = 461,534,231.21
  5. Step 5: Solve for x
    x = 461,534,231.21/25,414.62
  6. Step 6: Final answer
    x = 18,160.19

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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.