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Finding the Fourth Proportional to 22,479.67, 33,719.49 and 6,684.63

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Solution

The fourth proportional to 22,479.67, 33,719.49 and 6,684.63 is: 10,026.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,479.67 : 33,719.49 = 6,684.63 : x
  2. Step 2: Convert to fraction form
    22,479.67/33,719.49 = 6,684.63/x
  3. Step 3: Cross multiply
    22,479.67x = 33,719.49 × 6,684.63
  4. Step 4: Simplify right side
    22,479.67x = 225,402,314.44
  5. Step 5: Solve for x
    x = 225,402,314.44/22,479.67
  6. Step 6: Final answer
    x = 10,026.94

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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.