Home / 19,268.82-28,905.15-5,229.07

Finding the Fourth Proportional to 19,268.82, 28,905.15 and 5,229.07

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Solution

The fourth proportional to 19,268.82, 28,905.15 and 5,229.07 is: 7,844.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,268.82 : 28,905.15 = 5,229.07 : x
  2. Step 2: Convert to fraction form
    19,268.82/28,905.15 = 5,229.07/x
  3. Step 3: Cross multiply
    19,268.82x = 28,905.15 × 5,229.07
  4. Step 4: Simplify right side
    19,268.82x = 151,147,052.71
  5. Step 5: Solve for x
    x = 151,147,052.71/19,268.82
  6. Step 6: Final answer
    x = 7,844.13

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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.