Home / 17,020.25-25,514.66-9,128.26

Finding the Fourth Proportional to 17,020.25, 25,514.66 and 9,128.26

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Solution

The fourth proportional to 17,020.25, 25,514.66 and 9,128.26 is: 13,683.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,020.25 : 25,514.66 = 9,128.26 : x
  2. Step 2: Convert to fraction form
    17,020.25/25,514.66 = 9,128.26/x
  3. Step 3: Cross multiply
    17,020.25x = 25,514.66 × 9,128.26
  4. Step 4: Simplify right side
    17,020.25x = 232,904,358.86
  5. Step 5: Solve for x
    x = 232,904,358.86/17,020.25
  6. Step 6: Final answer
    x = 13,683.96

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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.