Home / 26,982.97-37,246.76-20,288.04

Finding the Fourth Proportional to 26,982.97, 37,246.76 and 20,288.04

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Solution

The fourth proportional to 26,982.97, 37,246.76 and 20,288.04 is: 28,005.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,982.97 : 37,246.76 = 20,288.04 : x
  2. Step 2: Convert to fraction form
    26,982.97/37,246.76 = 20,288.04/x
  3. Step 3: Cross multiply
    26,982.97x = 37,246.76 × 20,288.04
  4. Step 4: Simplify right side
    26,982.97x = 755,663,731.39
  5. Step 5: Solve for x
    x = 755,663,731.39/26,982.97
  6. Step 6: Final answer
    x = 28,005.21

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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.