Home / 16,288.68-22,479.44-9,119.26

Finding the Fourth Proportional to 16,288.68, 22,479.44 and 9,119.26

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Solution

The fourth proportional to 16,288.68, 22,479.44 and 9,119.26 is: 12,585.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,288.68 : 22,479.44 = 9,119.26 : x
  2. Step 2: Convert to fraction form
    16,288.68/22,479.44 = 9,119.26/x
  3. Step 3: Cross multiply
    16,288.68x = 22,479.44 × 9,119.26
  4. Step 4: Simplify right side
    16,288.68x = 204,995,858.01
  5. Step 5: Solve for x
    x = 204,995,858.01/16,288.68
  6. Step 6: Final answer
    x = 12,585.17

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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.