Home / 22,007.28-33,007.68-7,217.76

Finding the Fourth Proportional to 22,007.28, 33,007.68 and 7,217.76

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Solution

The fourth proportional to 22,007.28, 33,007.68 and 7,217.76 is: 10,825.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,007.28 : 33,007.68 = 7,217.76 : x
  2. Step 2: Convert to fraction form
    22,007.28/33,007.68 = 7,217.76/x
  3. Step 3: Cross multiply
    22,007.28x = 33,007.68 × 7,217.76
  4. Step 4: Simplify right side
    22,007.28x = 238,241,512.40
  5. Step 5: Solve for x
    x = 238,241,512.40/22,007.28
  6. Step 6: Final answer
    x = 10,825.58

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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.