Home / 22,065.28-33,114.56-11,679.36

Finding the Fourth Proportional to 22,065.28, 33,114.56 and 11,679.36

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Solution

The fourth proportional to 22,065.28, 33,114.56 and 11,679.36 is: 17,527.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,065.28 : 33,114.56 = 11,679.36 : x
  2. Step 2: Convert to fraction form
    22,065.28/33,114.56 = 11,679.36/x
  3. Step 3: Cross multiply
    22,065.28x = 33,114.56 × 11,679.36
  4. Step 4: Simplify right side
    22,065.28x = 386,756,867.48
  5. Step 5: Solve for x
    x = 386,756,867.48/22,065.28
  6. Step 6: Final answer
    x = 17,527.85

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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.