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Finding the Fourth Proportional to 22,866.94, 34,161.85 and 14,479.80

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Solution

The fourth proportional to 22,866.94, 34,161.85 and 14,479.80 is: 21,631.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,866.94 : 34,161.85 = 14,479.80 : x
  2. Step 2: Convert to fraction form
    22,866.94/34,161.85 = 14,479.80/x
  3. Step 3: Cross multiply
    22,866.94x = 34,161.85 × 14,479.80
  4. Step 4: Simplify right side
    22,866.94x = 494,656,755.63
  5. Step 5: Solve for x
    x = 494,656,755.63/22,866.94
  6. Step 6: Final answer
    x = 21,631.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.