Home / 15,197.16-20,949.08-11,834.04

Finding the Fourth Proportional to 15,197.16, 20,949.08 and 11,834.04

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Solution

The fourth proportional to 15,197.16, 20,949.08 and 11,834.04 is: 16,313.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,197.16 : 20,949.08 = 11,834.04 : x
  2. Step 2: Convert to fraction form
    15,197.16/20,949.08 = 11,834.04/x
  3. Step 3: Cross multiply
    15,197.16x = 20,949.08 × 11,834.04
  4. Step 4: Simplify right side
    15,197.16x = 247,912,250.68
  5. Step 5: Solve for x
    x = 247,912,250.68/15,197.16
  6. Step 6: Final answer
    x = 16,313.06

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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.