Home / 36,557.28-50,449.02-19,790.28

Finding the Fourth Proportional to 36,557.28, 50,449.02 and 19,790.28

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Solution

The fourth proportional to 36,557.28, 50,449.02 and 19,790.28 is: 27,310.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,557.28 : 50,449.02 = 19,790.28 : x
  2. Step 2: Convert to fraction form
    36,557.28/50,449.02 = 19,790.28/x
  3. Step 3: Cross multiply
    36,557.28x = 50,449.02 × 19,790.28
  4. Step 4: Simplify right side
    36,557.28x = 998,400,231.53
  5. Step 5: Solve for x
    x = 998,400,231.53/36,557.28
  6. Step 6: Final answer
    x = 27,310.57

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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.