Home / 19,993.20-27,592.22-11,498.07

Finding the Fourth Proportional to 19,993.20, 27,592.22 and 11,498.07

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Solution

The fourth proportional to 19,993.20, 27,592.22 and 11,498.07 is: 15,868.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,993.20 : 27,592.22 = 11,498.07 : x
  2. Step 2: Convert to fraction form
    19,993.20/27,592.22 = 11,498.07/x
  3. Step 3: Cross multiply
    19,993.20x = 27,592.22 × 11,498.07
  4. Step 4: Simplify right side
    19,993.20x = 317,257,277.02
  5. Step 5: Solve for x
    x = 317,257,277.02/19,993.20
  6. Step 6: Final answer
    x = 15,868.26

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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.