Home / 20,046.96-30,076.92-8,363.52

Finding the Fourth Proportional to 20,046.96, 30,076.92 and 8,363.52

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Solution

The fourth proportional to 20,046.96, 30,076.92 and 8,363.52 is: 12,547.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,046.96 : 30,076.92 = 8,363.52 : x
  2. Step 2: Convert to fraction form
    20,046.96/30,076.92 = 8,363.52/x
  3. Step 3: Cross multiply
    20,046.96x = 30,076.92 × 8,363.52
  4. Step 4: Simplify right side
    20,046.96x = 251,548,921.96
  5. Step 5: Solve for x
    x = 251,548,921.96/20,046.96
  6. Step 6: Final answer
    x = 12,547.98

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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.