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Finding the Fourth Proportional to 22,519.35, 33,773.90 and 8,480.84

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Solution

The fourth proportional to 22,519.35, 33,773.90 and 8,480.84 is: 12,719.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,519.35 : 33,773.90 = 8,480.84 : x
  2. Step 2: Convert to fraction form
    22,519.35/33,773.90 = 8,480.84/x
  3. Step 3: Cross multiply
    22,519.35x = 33,773.90 × 8,480.84
  4. Step 4: Simplify right side
    22,519.35x = 286,430,830.80
  5. Step 5: Solve for x
    x = 286,430,830.80/22,519.35
  6. Step 6: Final answer
    x = 12,719.32

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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.