Home / 37,236.18-51,387.18-21,919.97

Finding the Fourth Proportional to 37,236.18, 51,387.18 and 21,919.97

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Solution

The fourth proportional to 37,236.18, 51,387.18 and 21,919.97 is: 30,250.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,236.18 : 51,387.18 = 21,919.97 : x
  2. Step 2: Convert to fraction form
    37,236.18/51,387.18 = 21,919.97/x
  3. Step 3: Cross multiply
    37,236.18x = 51,387.18 × 21,919.97
  4. Step 4: Simplify right side
    37,236.18x = 1,126,405,187.05
  5. Step 5: Solve for x
    x = 1,126,405,187.05/37,236.18
  6. Step 6: Final answer
    x = 30,250.29

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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.