Home / 20,166.73-30,250.08-8,327.19

Finding the Fourth Proportional to 20,166.73, 30,250.08 and 8,327.19

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Solution

The fourth proportional to 20,166.73, 30,250.08 and 8,327.19 is: 12,490.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,166.73 : 30,250.08 = 8,327.19 : x
  2. Step 2: Convert to fraction form
    20,166.73/30,250.08 = 8,327.19/x
  3. Step 3: Cross multiply
    20,166.73x = 30,250.08 × 8,327.19
  4. Step 4: Simplify right side
    20,166.73x = 251,898,277.11
  5. Step 5: Solve for x
    x = 251,898,277.11/20,166.73
  6. Step 6: Final answer
    x = 12,490.79

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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.