Home / 22,517.96-33,612.05-19,857.85

Finding the Fourth Proportional to 22,517.96, 33,612.05 and 19,857.85

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Solution

The fourth proportional to 22,517.96, 33,612.05 and 19,857.85 is: 29,641.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,517.96 : 33,612.05 = 19,857.85 : x
  2. Step 2: Convert to fraction form
    22,517.96/33,612.05 = 19,857.85/x
  3. Step 3: Cross multiply
    22,517.96x = 33,612.05 × 19,857.85
  4. Step 4: Simplify right side
    22,517.96x = 667,462,989.82
  5. Step 5: Solve for x
    x = 667,462,989.82/22,517.96
  6. Step 6: Final answer
    x = 29,641.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.