Home / 22,007.40-33,011.10-20,452.20

Finding the Fourth Proportional to 22,007.40, 33,011.10 and 20,452.20

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Solution

The fourth proportional to 22,007.40, 33,011.10 and 20,452.20 is: 30,678.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,007.40 : 33,011.10 = 20,452.20 : x
  2. Step 2: Convert to fraction form
    22,007.40/33,011.10 = 20,452.20/x
  3. Step 3: Cross multiply
    22,007.40x = 33,011.10 × 20,452.20
  4. Step 4: Simplify right side
    22,007.40x = 675,149,619.42
  5. Step 5: Solve for x
    x = 675,149,619.42/22,007.40
  6. Step 6: Final answer
    x = 30,678.30

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Similar ratio
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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.