Home / 20,454.25-30,677.96-5,664.66

Finding the Fourth Proportional to 20,454.25, 30,677.96 and 5,664.66

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Solution

The fourth proportional to 20,454.25, 30,677.96 and 5,664.66 is: 8,496.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,454.25 : 30,677.96 = 5,664.66 : x
  2. Step 2: Convert to fraction form
    20,454.25/30,677.96 = 5,664.66/x
  3. Step 3: Cross multiply
    20,454.25x = 30,677.96 × 5,664.66
  4. Step 4: Simplify right side
    20,454.25x = 173,780,184.57
  5. Step 5: Solve for x
    x = 173,780,184.57/20,454.25
  6. Step 6: Final answer
    x = 8,496.04

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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.