Home / 33,581.56-50,395.20-13,860.04

Finding the Fourth Proportional to 33,581.56, 50,395.20 and 13,860.04

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Solution

The fourth proportional to 33,581.56, 50,395.20 and 13,860.04 is: 20,799.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,581.56 : 50,395.20 = 13,860.04 : x
  2. Step 2: Convert to fraction form
    33,581.56/50,395.20 = 13,860.04/x
  3. Step 3: Cross multiply
    33,581.56x = 50,395.20 × 13,860.04
  4. Step 4: Simplify right side
    33,581.56x = 698,479,487.81
  5. Step 5: Solve for x
    x = 698,479,487.81/33,581.56
  6. Step 6: Final answer
    x = 20,799.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.