Home / 13,296.69-19,944.97-5,399.08

Finding the Fourth Proportional to 13,296.69, 19,944.97 and 5,399.08

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Solution

The fourth proportional to 13,296.69, 19,944.97 and 5,399.08 is: 8,098.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,296.69 : 19,944.97 = 5,399.08 : x
  2. Step 2: Convert to fraction form
    13,296.69/19,944.97 = 5,399.08/x
  3. Step 3: Cross multiply
    13,296.69x = 19,944.97 × 5,399.08
  4. Step 4: Simplify right side
    13,296.69x = 107,684,425.27
  5. Step 5: Solve for x
    x = 107,684,425.27/13,296.69
  6. Step 6: Final answer
    x = 8,098.59

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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.