Home / 37,846.38-52,228-21,079.38

Finding the Fourth Proportional to 37,846.38, 52,228 and 21,079.38

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Solution

The fourth proportional to 37,846.38, 52,228 and 21,079.38 is: 29,089.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,846.38 : 52,228 = 21,079.38 : x
  2. Step 2: Convert to fraction form
    37,846.38/52,228 = 21,079.38/x
  3. Step 3: Cross multiply
    37,846.38x = 52,228 × 21,079.38
  4. Step 4: Simplify right side
    37,846.38x = 1,100,933,858.64
  5. Step 5: Solve for x
    x = 1,100,933,858.64/37,846.38
  6. Step 6: Final answer
    x = 29,089.54

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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.