Home / 37,763.88-56,653.38-21,147.54

Finding the Fourth Proportional to 37,763.88, 56,653.38 and 21,147.54

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Solution

The fourth proportional to 37,763.88, 56,653.38 and 21,147.54 is: 31,725.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,763.88 : 56,653.38 = 21,147.54 : x
  2. Step 2: Convert to fraction form
    37,763.88/56,653.38 = 21,147.54/x
  3. Step 3: Cross multiply
    37,763.88x = 56,653.38 × 21,147.54
  4. Step 4: Simplify right side
    37,763.88x = 1,198,079,619.69
  5. Step 5: Solve for x
    x = 1,198,079,619.69/37,763.88
  6. Step 6: Final answer
    x = 31,725.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.