Home / 18,199.48-27,290.04-7,097.64

Finding the Fourth Proportional to 18,199.48, 27,290.04 and 7,097.64

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Solution

The fourth proportional to 18,199.48, 27,290.04 and 7,097.64 is: 10,642.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,199.48 : 27,290.04 = 7,097.64 : x
  2. Step 2: Convert to fraction form
    18,199.48/27,290.04 = 7,097.64/x
  3. Step 3: Cross multiply
    18,199.48x = 27,290.04 × 7,097.64
  4. Step 4: Simplify right side
    18,199.48x = 193,694,879.51
  5. Step 5: Solve for x
    x = 193,694,879.51/18,199.48
  6. Step 6: Final answer
    x = 10,642.88

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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.