Home / 37,226.30-51,371.79-20,231.09

Finding the Fourth Proportional to 37,226.30, 51,371.79 and 20,231.09

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Solution

The fourth proportional to 37,226.30, 51,371.79 and 20,231.09 is: 27,918.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,226.30 : 51,371.79 = 20,231.09 : x
  2. Step 2: Convert to fraction form
    37,226.30/51,371.79 = 20,231.09/x
  3. Step 3: Cross multiply
    37,226.30x = 51,371.79 × 20,231.09
  4. Step 4: Simplify right side
    37,226.30x = 1,039,307,050.09
  5. Step 5: Solve for x
    x = 1,039,307,050.09/37,226.30
  6. Step 6: Final answer
    x = 27,918.63

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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.