Home / 22,120.58-33,181.68-7,330.79

Finding the Fourth Proportional to 22,120.58, 33,181.68 and 7,330.79

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Solution

The fourth proportional to 22,120.58, 33,181.68 and 7,330.79 is: 10,996.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,120.58 : 33,181.68 = 7,330.79 : x
  2. Step 2: Convert to fraction form
    22,120.58/33,181.68 = 7,330.79/x
  3. Step 3: Cross multiply
    22,120.58x = 33,181.68 × 7,330.79
  4. Step 4: Simplify right side
    22,120.58x = 243,247,762.02
  5. Step 5: Solve for x
    x = 243,247,762.02/22,120.58
  6. Step 6: Final answer
    x = 10,996.45

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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.