Home / 17,189.80-25,788.73-5,342.96

Finding the Fourth Proportional to 17,189.80, 25,788.73 and 5,342.96

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Solution

The fourth proportional to 17,189.80, 25,788.73 and 5,342.96 is: 8,015.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,189.80 : 25,788.73 = 5,342.96 : x
  2. Step 2: Convert to fraction form
    17,189.80/25,788.73 = 5,342.96/x
  3. Step 3: Cross multiply
    17,189.80x = 25,788.73 × 5,342.96
  4. Step 4: Simplify right side
    17,189.80x = 137,788,152.84
  5. Step 5: Solve for x
    x = 137,788,152.84/17,189.80
  6. Step 6: Final answer
    x = 8,015.69

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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.