Home / 17,020.85-25,531.38-5,919.77

Finding the Fourth Proportional to 17,020.85, 25,531.38 and 5,919.77

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Solution

The fourth proportional to 17,020.85, 25,531.38 and 5,919.77 is: 8,879.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,020.85 : 25,531.38 = 5,919.77 : x
  2. Step 2: Convert to fraction form
    17,020.85/25,531.38 = 5,919.77/x
  3. Step 3: Cross multiply
    17,020.85x = 25,531.38 × 5,919.77
  4. Step 4: Simplify right side
    17,020.85x = 151,139,897.38
  5. Step 5: Solve for x
    x = 151,139,897.38/17,020.85
  6. Step 6: Final answer
    x = 8,879.69

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1.5x scale

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.