Home / 27,708.20-41,562.30-21,803.30

Finding the Fourth Proportional to 27,708.20, 41,562.30 and 21,803.30

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Solution

The fourth proportional to 27,708.20, 41,562.30 and 21,803.30 is: 32,704.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,708.20 : 41,562.30 = 21,803.30 : x
  2. Step 2: Convert to fraction form
    27,708.20/41,562.30 = 21,803.30/x
  3. Step 3: Cross multiply
    27,708.20x = 41,562.30 × 21,803.30
  4. Step 4: Simplify right side
    27,708.20x = 906,195,295.59
  5. Step 5: Solve for x
    x = 906,195,295.59/27,708.20
  6. Step 6: Final answer
    x = 32,704.95

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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.