Home / 38,708.28-58,039.74-27,685.80

Finding the Fourth Proportional to 38,708.28, 58,039.74 and 27,685.80

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Solution

The fourth proportional to 38,708.28, 58,039.74 and 27,685.80 is: 41,512.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,708.28 : 58,039.74 = 27,685.80 : x
  2. Step 2: Convert to fraction form
    38,708.28/58,039.74 = 27,685.80/x
  3. Step 3: Cross multiply
    38,708.28x = 58,039.74 × 27,685.80
  4. Step 4: Simplify right side
    38,708.28x = 1,606,876,633.69
  5. Step 5: Solve for x
    x = 1,606,876,633.69/38,708.28
  6. Step 6: Final answer
    x = 41,512.48

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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.