Home / 22,265.28-30,687.62-19,414.88

Finding the Fourth Proportional to 22,265.28, 30,687.62 and 19,414.88

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Solution

The fourth proportional to 22,265.28, 30,687.62 and 19,414.88 is: 26,758.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,265.28 : 30,687.62 = 19,414.88 : x
  2. Step 2: Convert to fraction form
    22,265.28/30,687.62 = 19,414.88/x
  3. Step 3: Cross multiply
    22,265.28x = 30,687.62 × 19,414.88
  4. Step 4: Simplify right side
    22,265.28x = 595,796,459.79
  5. Step 5: Solve for x
    x = 595,796,459.79/22,265.28
  6. Step 6: Final answer
    x = 26,758.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.