Home / 22,217.20-33,317.70-8,884.60

Finding the Fourth Proportional to 22,217.20, 33,317.70 and 8,884.60

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Solution

The fourth proportional to 22,217.20, 33,317.70 and 8,884.60 is: 13,323.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,217.20 : 33,317.70 = 8,884.60 : x
  2. Step 2: Convert to fraction form
    22,217.20/33,317.70 = 8,884.60/x
  3. Step 3: Cross multiply
    22,217.20x = 33,317.70 × 8,884.60
  4. Step 4: Simplify right side
    22,217.20x = 296,014,437.42
  5. Step 5: Solve for x
    x = 296,014,437.42/22,217.20
  6. Step 6: Final answer
    x = 13,323.66

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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.