Home / 28,845.33-39,806.50-16,097.74

Finding the Fourth Proportional to 28,845.33, 39,806.50 and 16,097.74

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Solution

The fourth proportional to 28,845.33, 39,806.50 and 16,097.74 is: 22,214.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,845.33 : 39,806.50 = 16,097.74 : x
  2. Step 2: Convert to fraction form
    28,845.33/39,806.50 = 16,097.74/x
  3. Step 3: Cross multiply
    28,845.33x = 39,806.50 × 16,097.74
  4. Step 4: Simplify right side
    28,845.33x = 640,794,687.31
  5. Step 5: Solve for x
    x = 640,794,687.31/28,845.33
  6. Step 6: Final answer
    x = 22,214.85

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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.