Home / 22,186.80-33,272.10-7,396.20

Finding the Fourth Proportional to 22,186.80, 33,272.10 and 7,396.20

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Solution

The fourth proportional to 22,186.80, 33,272.10 and 7,396.20 is: 11,091.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,186.80 : 33,272.10 = 7,396.20 : x
  2. Step 2: Convert to fraction form
    22,186.80/33,272.10 = 7,396.20/x
  3. Step 3: Cross multiply
    22,186.80x = 33,272.10 × 7,396.20
  4. Step 4: Simplify right side
    22,186.80x = 246,087,106.02
  5. Step 5: Solve for x
    x = 246,087,106.02/22,186.80
  6. Step 6: Final answer
    x = 11,091.60

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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.