Home / 16,924.55-25,358.81-11,969.64

Finding the Fourth Proportional to 16,924.55, 25,358.81 and 11,969.64

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Solution

The fourth proportional to 16,924.55, 25,358.81 and 11,969.64 is: 17,934.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,924.55 : 25,358.81 = 11,969.64 : x
  2. Step 2: Convert to fraction form
    16,924.55/25,358.81 = 11,969.64/x
  3. Step 3: Cross multiply
    16,924.55x = 25,358.81 × 11,969.64
  4. Step 4: Simplify right side
    16,924.55x = 303,535,766.68
  5. Step 5: Solve for x
    x = 303,535,766.68/16,924.55
  6. Step 6: Final answer
    x = 17,934.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.