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Finding the Fourth Proportional to 22,282.60, 33,423.90 and 17,908.60

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Solution

The fourth proportional to 22,282.60, 33,423.90 and 17,908.60 is: 26,862.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,282.60 : 33,423.90 = 17,908.60 : x
  2. Step 2: Convert to fraction form
    22,282.60/33,423.90 = 17,908.60/x
  3. Step 3: Cross multiply
    22,282.60x = 33,423.90 × 17,908.60
  4. Step 4: Simplify right side
    22,282.60x = 598,575,255.54
  5. Step 5: Solve for x
    x = 598,575,255.54/22,282.60
  6. Step 6: Final answer
    x = 26,862.90

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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.