Home / 37,731.07-56,556.91-12,747.43

Finding the Fourth Proportional to 37,731.07, 56,556.91 and 12,747.43

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Solution

The fourth proportional to 37,731.07, 56,556.91 and 12,747.43 is: 19,107.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,731.07 : 56,556.91 = 12,747.43 : x
  2. Step 2: Convert to fraction form
    37,731.07/56,556.91 = 12,747.43/x
  3. Step 3: Cross multiply
    37,731.07x = 56,556.91 × 12,747.43
  4. Step 4: Simplify right side
    37,731.07x = 720,955,251.24
  5. Step 5: Solve for x
    x = 720,955,251.24/37,731.07
  6. Step 6: Final answer
    x = 19,107.73

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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.