Home / 28,039.35-38,674.33-27,112.61

Finding the Fourth Proportional to 28,039.35, 38,674.33 and 27,112.61

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Solution

The fourth proportional to 28,039.35, 38,674.33 and 27,112.61 is: 37,396.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,039.35 : 38,674.33 = 27,112.61 : x
  2. Step 2: Convert to fraction form
    28,039.35/38,674.33 = 27,112.61/x
  3. Step 3: Cross multiply
    28,039.35x = 38,674.33 × 27,112.61
  4. Step 4: Simplify right side
    28,039.35x = 1,048,561,837.66
  5. Step 5: Solve for x
    x = 1,048,561,837.66/28,039.35
  6. Step 6: Final answer
    x = 37,396.08

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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.