Home / 28,833.27-39,791.30-16,257.75

Finding the Fourth Proportional to 28,833.27, 39,791.30 and 16,257.75

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Solution

The fourth proportional to 28,833.27, 39,791.30 and 16,257.75 is: 22,436.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,833.27 : 39,791.30 = 16,257.75 : x
  2. Step 2: Convert to fraction form
    28,833.27/39,791.30 = 16,257.75/x
  3. Step 3: Cross multiply
    28,833.27x = 39,791.30 × 16,257.75
  4. Step 4: Simplify right side
    28,833.27x = 646,916,926.29
  5. Step 5: Solve for x
    x = 646,916,926.29/28,833.27
  6. Step 6: Final answer
    x = 22,436.47

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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.