Home / 30,085.92-41,517.20-16,656.22

Finding the Fourth Proportional to 30,085.92, 41,517.20 and 16,656.22

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Solution

The fourth proportional to 30,085.92, 41,517.20 and 16,656.22 is: 22,984.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,085.92 : 41,517.20 = 16,656.22 : x
  2. Step 2: Convert to fraction form
    30,085.92/41,517.20 = 16,656.22/x
  3. Step 3: Cross multiply
    30,085.92x = 41,517.20 × 16,656.22
  4. Step 4: Simplify right side
    30,085.92x = 691,519,616.98
  5. Step 5: Solve for x
    x = 691,519,616.98/30,085.92
  6. Step 6: Final answer
    x = 22,984.83

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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.