Home / 22,157.68-33,215.49-8,838.86

Finding the Fourth Proportional to 22,157.68, 33,215.49 and 8,838.86

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Solution

The fourth proportional to 22,157.68, 33,215.49 and 8,838.86 is: 13,249.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,157.68 : 33,215.49 = 8,838.86 : x
  2. Step 2: Convert to fraction form
    22,157.68/33,215.49 = 8,838.86/x
  3. Step 3: Cross multiply
    22,157.68x = 33,215.49 × 8,838.86
  4. Step 4: Simplify right side
    22,157.68x = 293,587,064.85
  5. Step 5: Solve for x
    x = 293,587,064.85/22,157.68
  6. Step 6: Final answer
    x = 13,249.90

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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.