Home / 36,816.16-50,806.54-20,900.88

Finding the Fourth Proportional to 36,816.16, 50,806.54 and 20,900.88

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Solution

The fourth proportional to 36,816.16, 50,806.54 and 20,900.88 is: 28,843.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,816.16 : 50,806.54 = 20,900.88 : x
  2. Step 2: Convert to fraction form
    36,816.16/50,806.54 = 20,900.88/x
  3. Step 3: Cross multiply
    36,816.16x = 50,806.54 × 20,900.88
  4. Step 4: Simplify right side
    36,816.16x = 1,061,901,395.76
  5. Step 5: Solve for x
    x = 1,061,901,395.76/36,816.16
  6. Step 6: Final answer
    x = 28,843.35

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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.