Home / 17,759.18-26,613.36-13,042.18

Finding the Fourth Proportional to 17,759.18, 26,613.36 and 13,042.18

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Solution

The fourth proportional to 17,759.18, 26,613.36 and 13,042.18 is: 19,544.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,759.18 : 26,613.36 = 13,042.18 : x
  2. Step 2: Convert to fraction form
    17,759.18/26,613.36 = 13,042.18/x
  3. Step 3: Cross multiply
    17,759.18x = 26,613.36 × 13,042.18
  4. Step 4: Simplify right side
    17,759.18x = 347,096,231.52
  5. Step 5: Solve for x
    x = 347,096,231.52/17,759.18
  6. Step 6: Final answer
    x = 19,544.61

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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.