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Finding the Fourth Proportional to 22,392.84, 33,524.40 and 16,869.44

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Solution

The fourth proportional to 22,392.84, 33,524.40 and 16,869.44 is: 25,255.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,392.84 : 33,524.40 = 16,869.44 : x
  2. Step 2: Convert to fraction form
    22,392.84/33,524.40 = 16,869.44/x
  3. Step 3: Cross multiply
    22,392.84x = 33,524.40 × 16,869.44
  4. Step 4: Simplify right side
    22,392.84x = 565,537,854.34
  5. Step 5: Solve for x
    x = 565,537,854.34/22,392.84
  6. Step 6: Final answer
    x = 25,255.30

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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.