Home / 17,890.26-26,835.66-5,410.38

Finding the Fourth Proportional to 17,890.26, 26,835.66 and 5,410.38

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Solution

The fourth proportional to 17,890.26, 26,835.66 and 5,410.38 is: 8,115.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,890.26 : 26,835.66 = 5,410.38 : x
  2. Step 2: Convert to fraction form
    17,890.26/26,835.66 = 5,410.38/x
  3. Step 3: Cross multiply
    17,890.26x = 26,835.66 × 5,410.38
  4. Step 4: Simplify right side
    17,890.26x = 145,191,118.15
  5. Step 5: Solve for x
    x = 145,191,118.15/17,890.26
  6. Step 6: Final answer
    x = 8,115.65

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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.