Home / 19,600.86-27,043.22-11,101.62

Finding the Fourth Proportional to 19,600.86, 27,043.22 and 11,101.62

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Solution

The fourth proportional to 19,600.86, 27,043.22 and 11,101.62 is: 15,316.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,600.86 : 27,043.22 = 11,101.62 : x
  2. Step 2: Convert to fraction form
    19,600.86/27,043.22 = 11,101.62/x
  3. Step 3: Cross multiply
    19,600.86x = 27,043.22 × 11,101.62
  4. Step 4: Simplify right side
    19,600.86x = 300,223,496.51
  5. Step 5: Solve for x
    x = 300,223,496.51/19,600.86
  6. Step 6: Final answer
    x = 15,316.85

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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.