Home / 22,912.28-34,376.94-7,331.12

Finding the Fourth Proportional to 22,912.28, 34,376.94 and 7,331.12

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Solution

The fourth proportional to 22,912.28, 34,376.94 and 7,331.12 is: 10,999.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,912.28 : 34,376.94 = 7,331.12 : x
  2. Step 2: Convert to fraction form
    22,912.28/34,376.94 = 7,331.12/x
  3. Step 3: Cross multiply
    22,912.28x = 34,376.94 × 7,331.12
  4. Step 4: Simplify right side
    22,912.28x = 252,021,472.37
  5. Step 5: Solve for x
    x = 252,021,472.37/22,912.28
  6. Step 6: Final answer
    x = 10,999.41

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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.