Home / 20,449.44-28,232.28-19,268.46

Finding the Fourth Proportional to 20,449.44, 28,232.28 and 19,268.46

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Solution

The fourth proportional to 20,449.44, 28,232.28 and 19,268.46 is: 26,601.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,449.44 : 28,232.28 = 19,268.46 : x
  2. Step 2: Convert to fraction form
    20,449.44/28,232.28 = 19,268.46/x
  3. Step 3: Cross multiply
    20,449.44x = 28,232.28 × 19,268.46
  4. Step 4: Simplify right side
    20,449.44x = 543,992,557.89
  5. Step 5: Solve for x
    x = 543,992,557.89/20,449.44
  6. Step 6: Final answer
    x = 26,601.83

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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.