Home / 20,044.48-30,066.58-8,195.76

Finding the Fourth Proportional to 20,044.48, 30,066.58 and 8,195.76

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Solution

The fourth proportional to 20,044.48, 30,066.58 and 8,195.76 is: 12,293.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,044.48 : 30,066.58 = 8,195.76 : x
  2. Step 2: Convert to fraction form
    20,044.48/30,066.58 = 8,195.76/x
  3. Step 3: Cross multiply
    20,044.48x = 30,066.58 × 8,195.76
  4. Step 4: Simplify right side
    20,044.48x = 246,418,473.70
  5. Step 5: Solve for x
    x = 246,418,473.70/20,044.48
  6. Step 6: Final answer
    x = 12,293.58

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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.