Home / 20,032.76-30,016.24-6,877.96

Finding the Fourth Proportional to 20,032.76, 30,016.24 and 6,877.96

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Solution

The fourth proportional to 20,032.76, 30,016.24 and 6,877.96 is: 10,305.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,032.76 : 30,016.24 = 6,877.96 : x
  2. Step 2: Convert to fraction form
    20,032.76/30,016.24 = 6,877.96/x
  3. Step 3: Cross multiply
    20,032.76x = 30,016.24 × 6,877.96
  4. Step 4: Simplify right side
    20,032.76x = 206,450,498.07
  5. Step 5: Solve for x
    x = 206,450,498.07/20,032.76
  6. Step 6: Final answer
    x = 10,305.64

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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.