Home / 28,766.97-39,696.08-16,019.19

Finding the Fourth Proportional to 28,766.97, 39,696.08 and 16,019.19

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Solution

The fourth proportional to 28,766.97, 39,696.08 and 16,019.19 is: 22,105.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,766.97 : 39,696.08 = 16,019.19 : x
  2. Step 2: Convert to fraction form
    28,766.97/39,696.08 = 16,019.19/x
  3. Step 3: Cross multiply
    28,766.97x = 39,696.08 × 16,019.19
  4. Step 4: Simplify right side
    28,766.97x = 635,898,967.68
  5. Step 5: Solve for x
    x = 635,898,967.68/28,766.97
  6. Step 6: Final answer
    x = 22,105.18

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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.