Home / 40,960.33-61,440.44-12,882.85

Finding the Fourth Proportional to 40,960.33, 61,440.44 and 12,882.85

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Solution

The fourth proportional to 40,960.33, 61,440.44 and 12,882.85 is: 19,324.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,960.33 : 61,440.44 = 12,882.85 : x
  2. Step 2: Convert to fraction form
    40,960.33/61,440.44 = 12,882.85/x
  3. Step 3: Cross multiply
    40,960.33x = 61,440.44 × 12,882.85
  4. Step 4: Simplify right side
    40,960.33x = 791,527,754.44
  5. Step 5: Solve for x
    x = 791,527,754.44/40,960.33
  6. Step 6: Final answer
    x = 19,324.25

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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.