Home / 22,110.20-33,170.10-7,316.60

Finding the Fourth Proportional to 22,110.20, 33,170.10 and 7,316.60

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Solution

The fourth proportional to 22,110.20, 33,170.10 and 7,316.60 is: 10,976.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,110.20 : 33,170.10 = 7,316.60 : x
  2. Step 2: Convert to fraction form
    22,110.20/33,170.10 = 7,316.60/x
  3. Step 3: Cross multiply
    22,110.20x = 33,170.10 × 7,316.60
  4. Step 4: Simplify right side
    22,110.20x = 242,692,353.66
  5. Step 5: Solve for x
    x = 242,692,353.66/22,110.20
  6. Step 6: Final answer
    x = 10,976.49

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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.