Home / 22,150.65-33,230.18-7,161.80

Finding the Fourth Proportional to 22,150.65, 33,230.18 and 7,161.80

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Solution

The fourth proportional to 22,150.65, 33,230.18 and 7,161.80 is: 10,744.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,150.65 : 33,230.18 = 7,161.80 : x
  2. Step 2: Convert to fraction form
    22,150.65/33,230.18 = 7,161.80/x
  3. Step 3: Cross multiply
    22,150.65x = 33,230.18 × 7,161.80
  4. Step 4: Simplify right side
    22,150.65x = 237,987,701.16
  5. Step 5: Solve for x
    x = 237,987,701.16/22,150.65
  6. Step 6: Final answer
    x = 10,744.05

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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.