Home / 28,824.88-39,778.33-16,249.63

Finding the Fourth Proportional to 28,824.88, 39,778.33 and 16,249.63

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Solution

The fourth proportional to 28,824.88, 39,778.33 and 16,249.63 is: 22,424.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,824.88 : 39,778.33 = 16,249.63 : x
  2. Step 2: Convert to fraction form
    28,824.88/39,778.33 = 16,249.63/x
  3. Step 3: Cross multiply
    28,824.88x = 39,778.33 × 16,249.63
  4. Step 4: Simplify right side
    28,824.88x = 646,382,945.63
  5. Step 5: Solve for x
    x = 646,382,945.63/28,824.88
  6. Step 6: Final answer
    x = 22,424.48

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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.