Home / 22,691.28-33,993.99-12,837.66

Finding the Fourth Proportional to 22,691.28, 33,993.99 and 12,837.66

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Solution

The fourth proportional to 22,691.28, 33,993.99 and 12,837.66 is: 19,232.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,691.28 : 33,993.99 = 12,837.66 : x
  2. Step 2: Convert to fraction form
    22,691.28/33,993.99 = 12,837.66/x
  3. Step 3: Cross multiply
    22,691.28x = 33,993.99 × 12,837.66
  4. Step 4: Simplify right side
    22,691.28x = 436,403,285.66
  5. Step 5: Solve for x
    x = 436,403,285.66/22,691.28
  6. Step 6: Final answer
    x = 19,232.20

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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.