Home / 22,217.50-33,342.66-10,530.76

Finding the Fourth Proportional to 22,217.50, 33,342.66 and 10,530.76

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Solution

The fourth proportional to 22,217.50, 33,342.66 and 10,530.76 is: 15,803.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,217.50 : 33,342.66 = 10,530.76 : x
  2. Step 2: Convert to fraction form
    22,217.50/33,342.66 = 10,530.76/x
  3. Step 3: Cross multiply
    22,217.50x = 33,342.66 × 10,530.76
  4. Step 4: Simplify right side
    22,217.50x = 351,123,550.22
  5. Step 5: Solve for x
    x = 351,123,550.22/22,217.50
  6. Step 6: Final answer
    x = 15,803.92

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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.