Home / 22,753.76-34,154.94-12,912.26

Finding the Fourth Proportional to 22,753.76, 34,154.94 and 12,912.26

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Solution

The fourth proportional to 22,753.76, 34,154.94 and 12,912.26 is: 19,382.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,753.76 : 34,154.94 = 12,912.26 : x
  2. Step 2: Convert to fraction form
    22,753.76/34,154.94 = 12,912.26/x
  3. Step 3: Cross multiply
    22,753.76x = 34,154.94 × 12,912.26
  4. Step 4: Simplify right side
    22,753.76x = 441,017,465.56
  5. Step 5: Solve for x
    x = 441,017,465.56/22,753.76
  6. Step 6: Final answer
    x = 19,382.18

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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.