Home / 22,129.83-33,195.56-7,340.04

Finding the Fourth Proportional to 22,129.83, 33,195.56 and 7,340.04

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Solution

The fourth proportional to 22,129.83, 33,195.56 and 7,340.04 is: 11,010.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,129.83 : 33,195.56 = 7,340.04 : x
  2. Step 2: Convert to fraction form
    22,129.83/33,195.56 = 7,340.04/x
  3. Step 3: Cross multiply
    22,129.83x = 33,195.56 × 7,340.04
  4. Step 4: Simplify right side
    22,129.83x = 243,656,738.22
  5. Step 5: Solve for x
    x = 243,656,738.22/22,129.83
  6. Step 6: Final answer
    x = 11,010.33

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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.