Home / 22,141.68-33,222.30-11,609.18

Finding the Fourth Proportional to 22,141.68, 33,222.30 and 11,609.18

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Solution

The fourth proportional to 22,141.68, 33,222.30 and 11,609.18 is: 17,418.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,141.68 : 33,222.30 = 11,609.18 : x
  2. Step 2: Convert to fraction form
    22,141.68/33,222.30 = 11,609.18/x
  3. Step 3: Cross multiply
    22,141.68x = 33,222.30 × 11,609.18
  4. Step 4: Simplify right side
    22,141.68x = 385,683,660.71
  5. Step 5: Solve for x
    x = 385,683,660.71/22,141.68
  6. Step 6: Final answer
    x = 17,418.90

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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.