Home / 22,815.42-34,234.06-11,122.26

Finding the Fourth Proportional to 22,815.42, 34,234.06 and 11,122.26

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Solution

The fourth proportional to 22,815.42, 34,234.06 and 11,122.26 is: 16,688.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,815.42 : 34,234.06 = 11,122.26 : x
  2. Step 2: Convert to fraction form
    22,815.42/34,234.06 = 11,122.26/x
  3. Step 3: Cross multiply
    22,815.42x = 34,234.06 × 11,122.26
  4. Step 4: Simplify right side
    22,815.42x = 380,760,116.18
  5. Step 5: Solve for x
    x = 380,760,116.18/22,815.42
  6. Step 6: Final answer
    x = 16,688.72

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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.