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Finding the Fourth Proportional to 22,479.74, 33,716.72 and 6,896.06

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Solution

The fourth proportional to 22,479.74, 33,716.72 and 6,896.06 is: 10,343.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,479.74 : 33,716.72 = 6,896.06 : x
  2. Step 2: Convert to fraction form
    22,479.74/33,716.72 = 6,896.06/x
  3. Step 3: Cross multiply
    22,479.74x = 33,716.72 × 6,896.06
  4. Step 4: Simplify right side
    22,479.74x = 232,512,524.12
  5. Step 5: Solve for x
    x = 232,512,524.12/22,479.74
  6. Step 6: Final answer
    x = 10,343.20

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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.