Home / 37,229.88-55,854-18,518.79

Finding the Fourth Proportional to 37,229.88, 55,854 and 18,518.79

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Solution

The fourth proportional to 37,229.88, 55,854 and 18,518.79 is: 27,782.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,229.88 : 55,854 = 18,518.79 : x
  2. Step 2: Convert to fraction form
    37,229.88/55,854 = 18,518.79/x
  3. Step 3: Cross multiply
    37,229.88x = 55,854 × 18,518.79
  4. Step 4: Simplify right side
    37,229.88x = 1,034,348,496.66
  5. Step 5: Solve for x
    x = 1,034,348,496.66/37,229.88
  6. Step 6: Final answer
    x = 27,782.75

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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.