Home / 51,586.32-71,176.68-32,716.56

Finding the Fourth Proportional to 51,586.32, 71,176.68 and 32,716.56

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Solution

The fourth proportional to 51,586.32, 71,176.68 and 32,716.56 is: 45,140.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,586.32 : 71,176.68 = 32,716.56 : x
  2. Step 2: Convert to fraction form
    51,586.32/71,176.68 = 32,716.56/x
  3. Step 3: Cross multiply
    51,586.32x = 71,176.68 × 32,716.56
  4. Step 4: Simplify right side
    51,586.32x = 2,328,656,121.82
  5. Step 5: Solve for x
    x = 2,328,656,121.82/51,586.32
  6. Step 6: Final answer
    x = 45,140.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.