Home / 37,049.44-51,134.16-21,139.06

Finding the Fourth Proportional to 37,049.44, 51,134.16 and 21,139.06

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Solution

The fourth proportional to 37,049.44, 51,134.16 and 21,139.06 is: 29,175.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,049.44 : 51,134.16 = 21,139.06 : x
  2. Step 2: Convert to fraction form
    37,049.44/51,134.16 = 21,139.06/x
  3. Step 3: Cross multiply
    37,049.44x = 51,134.16 × 21,139.06
  4. Step 4: Simplify right side
    37,049.44x = 1,080,928,076.29
  5. Step 5: Solve for x
    x = 1,080,928,076.29/37,049.44
  6. Step 6: Final answer
    x = 29,175.29

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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.