Home / 25,624.32-38,441.28-8,098.56

Finding the Fourth Proportional to 25,624.32, 38,441.28 and 8,098.56

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Solution

The fourth proportional to 25,624.32, 38,441.28 and 8,098.56 is: 12,149.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,624.32 : 38,441.28 = 8,098.56 : x
  2. Step 2: Convert to fraction form
    25,624.32/38,441.28 = 8,098.56/x
  3. Step 3: Cross multiply
    25,624.32x = 38,441.28 × 8,098.56
  4. Step 4: Simplify right side
    25,624.32x = 311,319,012.56
  5. Step 5: Solve for x
    x = 311,319,012.56/25,624.32
  6. Step 6: Final answer
    x = 12,149.36

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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.