Home / 19,229.58-26,529.42-11,268.90

Finding the Fourth Proportional to 19,229.58, 26,529.42 and 11,268.90

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Solution

The fourth proportional to 19,229.58, 26,529.42 and 11,268.90 is: 15,546.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,229.58 : 26,529.42 = 11,268.90 : x
  2. Step 2: Convert to fraction form
    19,229.58/26,529.42 = 11,268.90/x
  3. Step 3: Cross multiply
    19,229.58x = 26,529.42 × 11,268.90
  4. Step 4: Simplify right side
    19,229.58x = 298,957,381.04
  5. Step 5: Solve for x
    x = 298,957,381.04/19,229.58
  6. Step 6: Final answer
    x = 15,546.75

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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.