Home / 16,744.92-23,107.20-9,191.08

Finding the Fourth Proportional to 16,744.92, 23,107.20 and 9,191.08

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Solution

The fourth proportional to 16,744.92, 23,107.20 and 9,191.08 is: 12,683.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,744.92 : 23,107.20 = 9,191.08 : x
  2. Step 2: Convert to fraction form
    16,744.92/23,107.20 = 9,191.08/x
  3. Step 3: Cross multiply
    16,744.92x = 23,107.20 × 9,191.08
  4. Step 4: Simplify right side
    16,744.92x = 212,380,123.78
  5. Step 5: Solve for x
    x = 212,380,123.78/16,744.92
  6. Step 6: Final answer
    x = 12,683.26

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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.