Home / 20,044.94-27,684.86-13,660.52

Finding the Fourth Proportional to 20,044.94, 27,684.86 and 13,660.52

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Solution

The fourth proportional to 20,044.94, 27,684.86 and 13,660.52 is: 18,867.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,044.94 : 27,684.86 = 13,660.52 : x
  2. Step 2: Convert to fraction form
    20,044.94/27,684.86 = 13,660.52/x
  3. Step 3: Cross multiply
    20,044.94x = 27,684.86 × 13,660.52
  4. Step 4: Simplify right side
    20,044.94x = 378,189,377.00
  5. Step 5: Solve for x
    x = 378,189,377.00/20,044.94
  6. Step 6: Final answer
    x = 18,867.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.