Home / 33,655.60-50,479.38-13,931.80

Finding the Fourth Proportional to 33,655.60, 50,479.38 and 13,931.80

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Solution

The fourth proportional to 33,655.60, 50,479.38 and 13,931.80 is: 20,896.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,655.60 : 50,479.38 = 13,931.80 : x
  2. Step 2: Convert to fraction form
    33,655.60/50,479.38 = 13,931.80/x
  3. Step 3: Cross multiply
    33,655.60x = 50,479.38 × 13,931.80
  4. Step 4: Simplify right side
    33,655.60x = 703,268,626.28
  5. Step 5: Solve for x
    x = 703,268,626.28/33,655.60
  6. Step 6: Final answer
    x = 20,896.04

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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.