Home / 16,100.96-22,220.66-8,933.11

Finding the Fourth Proportional to 16,100.96, 22,220.66 and 8,933.11

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Solution

The fourth proportional to 16,100.96, 22,220.66 and 8,933.11 is: 12,328.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,100.96 : 22,220.66 = 8,933.11 : x
  2. Step 2: Convert to fraction form
    16,100.96/22,220.66 = 8,933.11/x
  3. Step 3: Cross multiply
    16,100.96x = 22,220.66 × 8,933.11
  4. Step 4: Simplify right side
    16,100.96x = 198,499,566.83
  5. Step 5: Solve for x
    x = 198,499,566.83/16,100.96
  6. Step 6: Final answer
    x = 12,328.43

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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.