Home / 22,217.02-33,350.10-9,078.55

Finding the Fourth Proportional to 22,217.02, 33,350.10 and 9,078.55

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Solution

The fourth proportional to 22,217.02, 33,350.10 and 9,078.55 is: 13,627.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,217.02 : 33,350.10 = 9,078.55 : x
  2. Step 2: Convert to fraction form
    22,217.02/33,350.10 = 9,078.55/x
  3. Step 3: Cross multiply
    22,217.02x = 33,350.10 × 9,078.55
  4. Step 4: Simplify right side
    22,217.02x = 302,770,550.36
  5. Step 5: Solve for x
    x = 302,770,550.36/22,217.02
  6. Step 6: Final answer
    x = 13,627.87

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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.