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Finding the Fourth Proportional to 22,321.52, 33,482.07 and 6,739.14

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Solution

The fourth proportional to 22,321.52, 33,482.07 and 6,739.14 is: 10,108.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,321.52 : 33,482.07 = 6,739.14 : x
  2. Step 2: Convert to fraction form
    22,321.52/33,482.07 = 6,739.14/x
  3. Step 3: Cross multiply
    22,321.52x = 33,482.07 × 6,739.14
  4. Step 4: Simplify right side
    22,321.52x = 225,640,357.22
  5. Step 5: Solve for x
    x = 225,640,357.22/22,321.52
  6. Step 6: Final answer
    x = 10,108.65

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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.