Home / 37,321.24-51,502.38-21,191.56

Finding the Fourth Proportional to 37,321.24, 51,502.38 and 21,191.56

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Solution

The fourth proportional to 37,321.24, 51,502.38 and 21,191.56 is: 29,243.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,321.24 : 51,502.38 = 21,191.56 : x
  2. Step 2: Convert to fraction form
    37,321.24/51,502.38 = 21,191.56/x
  3. Step 3: Cross multiply
    37,321.24x = 51,502.38 × 21,191.56
  4. Step 4: Simplify right side
    37,321.24x = 1,091,415,775.91
  5. Step 5: Solve for x
    x = 1,091,415,775.91/37,321.24
  6. Step 6: Final answer
    x = 29,243.82

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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.