Home / 37,020.28-51,091.50-20,255.80

Finding the Fourth Proportional to 37,020.28, 51,091.50 and 20,255.80

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Solution

The fourth proportional to 37,020.28, 51,091.50 and 20,255.80 is: 27,954.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,020.28 : 51,091.50 = 20,255.80 : x
  2. Step 2: Convert to fraction form
    37,020.28/51,091.50 = 20,255.80/x
  3. Step 3: Cross multiply
    37,020.28x = 51,091.50 × 20,255.80
  4. Step 4: Simplify right side
    37,020.28x = 1,034,899,205.70
  5. Step 5: Solve for x
    x = 1,034,899,205.70/37,020.28
  6. Step 6: Final answer
    x = 27,954.93

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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.