Home / 22,111.68-33,167.52-18,207.96

Finding the Fourth Proportional to 22,111.68, 33,167.52 and 18,207.96

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Solution

The fourth proportional to 22,111.68, 33,167.52 and 18,207.96 is: 27,311.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,111.68 : 33,167.52 = 18,207.96 : x
  2. Step 2: Convert to fraction form
    22,111.68/33,167.52 = 18,207.96/x
  3. Step 3: Cross multiply
    22,111.68x = 33,167.52 × 18,207.96
  4. Step 4: Simplify right side
    22,111.68x = 603,912,877.46
  5. Step 5: Solve for x
    x = 603,912,877.46/22,111.68
  6. Step 6: Final answer
    x = 27,311.94

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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.