Home / 36,712.97-50,672.06-20,806.19

Finding the Fourth Proportional to 36,712.97, 50,672.06 and 20,806.19

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Solution

The fourth proportional to 36,712.97, 50,672.06 and 20,806.19 is: 28,717.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,712.97 : 50,672.06 = 20,806.19 : x
  2. Step 2: Convert to fraction form
    36,712.97/50,672.06 = 20,806.19/x
  3. Step 3: Cross multiply
    36,712.97x = 50,672.06 × 20,806.19
  4. Step 4: Simplify right side
    36,712.97x = 1,054,292,508.05
  5. Step 5: Solve for x
    x = 1,054,292,508.05/36,712.97
  6. Step 6: Final answer
    x = 28,717.17

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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.