Home / 36,869.10-50,882.76-20,949.36

Finding the Fourth Proportional to 36,869.10, 50,882.76 and 20,949.36

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Solution

The fourth proportional to 36,869.10, 50,882.76 and 20,949.36 is: 28,912.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,869.10 : 50,882.76 = 20,949.36 : x
  2. Step 2: Convert to fraction form
    36,869.10/50,882.76 = 20,949.36/x
  3. Step 3: Cross multiply
    36,869.10x = 50,882.76 × 20,949.36
  4. Step 4: Simplify right side
    36,869.10x = 1,065,961,257.03
  5. Step 5: Solve for x
    x = 1,065,961,257.03/36,869.10
  6. Step 6: Final answer
    x = 28,912.05

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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.