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Finding the Fourth Proportional to 22,348.20, 33,635.73 and 16,829.40

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Solution

The fourth proportional to 22,348.20, 33,635.73 and 16,829.40 is: 25,329.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,348.20 : 33,635.73 = 16,829.40 : x
  2. Step 2: Convert to fraction form
    22,348.20/33,635.73 = 16,829.40/x
  3. Step 3: Cross multiply
    22,348.20x = 33,635.73 × 16,829.40
  4. Step 4: Simplify right side
    22,348.20x = 566,069,154.46
  5. Step 5: Solve for x
    x = 566,069,154.46/22,348.20
  6. Step 6: Final answer
    x = 25,329.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.