Home / 16,191.84-22,344.68-9,118.27

Finding the Fourth Proportional to 16,191.84, 22,344.68 and 9,118.27

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Solution

The fourth proportional to 16,191.84, 22,344.68 and 9,118.27 is: 12,583.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,191.84 : 22,344.68 = 9,118.27 : x
  2. Step 2: Convert to fraction form
    16,191.84/22,344.68 = 9,118.27/x
  3. Step 3: Cross multiply
    16,191.84x = 22,344.68 × 9,118.27
  4. Step 4: Simplify right side
    16,191.84x = 203,744,825.30
  5. Step 5: Solve for x
    x = 203,744,825.30/16,191.84
  6. Step 6: Final answer
    x = 12,583.18

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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.