Home / 20,253.24-27,949.38-11,300.22

Finding the Fourth Proportional to 20,253.24, 27,949.38 and 11,300.22

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Solution

The fourth proportional to 20,253.24, 27,949.38 and 11,300.22 is: 15,594.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,253.24 : 27,949.38 = 11,300.22 : x
  2. Step 2: Convert to fraction form
    20,253.24/27,949.38 = 11,300.22/x
  3. Step 3: Cross multiply
    20,253.24x = 27,949.38 × 11,300.22
  4. Step 4: Simplify right side
    20,253.24x = 315,834,142.86
  5. Step 5: Solve for x
    x = 315,834,142.86/20,253.24
  6. Step 6: Final answer
    x = 15,594.25

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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.