Home / 29,140.75-43,706.25-8,082.94

Finding the Fourth Proportional to 29,140.75, 43,706.25 and 8,082.94

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Solution

The fourth proportional to 29,140.75, 43,706.25 and 8,082.94 is: 12,123.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,140.75 : 43,706.25 = 8,082.94 : x
  2. Step 2: Convert to fraction form
    29,140.75/43,706.25 = 8,082.94/x
  3. Step 3: Cross multiply
    29,140.75x = 43,706.25 × 8,082.94
  4. Step 4: Simplify right side
    29,140.75x = 353,274,996.38
  5. Step 5: Solve for x
    x = 353,274,996.38/29,140.75
  6. Step 6: Final answer
    x = 12,123.06

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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.