Home / 22,266.09-33,398.91-5,625.78

Finding the Fourth Proportional to 22,266.09, 33,398.91 and 5,625.78

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Solution

The fourth proportional to 22,266.09, 33,398.91 and 5,625.78 is: 8,438.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,266.09 : 33,398.91 = 5,625.78 : x
  2. Step 2: Convert to fraction form
    22,266.09/33,398.91 = 5,625.78/x
  3. Step 3: Cross multiply
    22,266.09x = 33,398.91 × 5,625.78
  4. Step 4: Simplify right side
    22,266.09x = 187,894,919.90
  5. Step 5: Solve for x
    x = 187,894,919.90/22,266.09
  6. Step 6: Final answer
    x = 8,438.61

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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.