Home / 28,943.68-39,949.44-16,375.84

Finding the Fourth Proportional to 28,943.68, 39,949.44 and 16,375.84

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Solution

The fourth proportional to 28,943.68, 39,949.44 and 16,375.84 is: 22,602.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,943.68 : 39,949.44 = 16,375.84 : x
  2. Step 2: Convert to fraction form
    28,943.68/39,949.44 = 16,375.84/x
  3. Step 3: Cross multiply
    28,943.68x = 39,949.44 × 16,375.84
  4. Step 4: Simplify right side
    28,943.68x = 654,205,637.53
  5. Step 5: Solve for x
    x = 654,205,637.53/28,943.68
  6. Step 6: Final answer
    x = 22,602.71

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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.