Home / 20,601.76-30,901.05-6,562.59

Finding the Fourth Proportional to 20,601.76, 30,901.05 and 6,562.59

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Solution

The fourth proportional to 20,601.76, 30,901.05 and 6,562.59 is: 9,843.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,601.76 : 30,901.05 = 6,562.59 : x
  2. Step 2: Convert to fraction form
    20,601.76/30,901.05 = 6,562.59/x
  3. Step 3: Cross multiply
    20,601.76x = 30,901.05 × 6,562.59
  4. Step 4: Simplify right side
    20,601.76x = 202,790,921.72
  5. Step 5: Solve for x
    x = 202,790,921.72/20,601.76
  6. Step 6: Final answer
    x = 9,843.38

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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.