Home / 28,932-39,924.27-16,182.97

Finding the Fourth Proportional to 28,932, 39,924.27 and 16,182.97

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Solution

The fourth proportional to 28,932, 39,924.27 and 16,182.97 is: 22,331.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,932 : 39,924.27 = 16,182.97 : x
  2. Step 2: Convert to fraction form
    28,932/39,924.27 = 16,182.97/x
  3. Step 3: Cross multiply
    28,932x = 39,924.27 × 16,182.97
  4. Step 4: Simplify right side
    28,932x = 646,093,163.87
  5. Step 5: Solve for x
    x = 646,093,163.87/28,932
  6. Step 6: Final answer
    x = 22,331.44

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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.