Home / 22,217.03-33,320.60-6,418.61

Finding the Fourth Proportional to 22,217.03, 33,320.60 and 6,418.61

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Solution

The fourth proportional to 22,217.03, 33,320.60 and 6,418.61 is: 9,626.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,217.03 : 33,320.60 = 6,418.61 : x
  2. Step 2: Convert to fraction form
    22,217.03/33,320.60 = 6,418.61/x
  3. Step 3: Cross multiply
    22,217.03x = 33,320.60 × 6,418.61
  4. Step 4: Simplify right side
    22,217.03x = 213,871,737.67
  5. Step 5: Solve for x
    x = 213,871,737.67/22,217.03
  6. Step 6: Final answer
    x = 9,626.48

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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.