Home / 19,998.24-27,597.12-10,923.30

Finding the Fourth Proportional to 19,998.24, 27,597.12 and 10,923.30

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Solution

The fourth proportional to 19,998.24, 27,597.12 and 10,923.30 is: 15,073.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,998.24 : 27,597.12 = 10,923.30 : x
  2. Step 2: Convert to fraction form
    19,998.24/27,597.12 = 10,923.30/x
  3. Step 3: Cross multiply
    19,998.24x = 27,597.12 × 10,923.30
  4. Step 4: Simplify right side
    19,998.24x = 301,451,620.90
  5. Step 5: Solve for x
    x = 301,451,620.90/19,998.24
  6. Step 6: Final answer
    x = 15,073.91

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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.