Home / 18,448.36-27,656.13-6,758.84

Finding the Fourth Proportional to 18,448.36, 27,656.13 and 6,758.84

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Solution

The fourth proportional to 18,448.36, 27,656.13 and 6,758.84 is: 10,132.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,448.36 : 27,656.13 = 6,758.84 : x
  2. Step 2: Convert to fraction form
    18,448.36/27,656.13 = 6,758.84/x
  3. Step 3: Cross multiply
    18,448.36x = 27,656.13 × 6,758.84
  4. Step 4: Simplify right side
    18,448.36x = 186,923,452.18
  5. Step 5: Solve for x
    x = 186,923,452.18/18,448.36
  6. Step 6: Final answer
    x = 10,132.25

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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.