Home / 17,613.90-26,404.30-5,918.94

Finding the Fourth Proportional to 17,613.90, 26,404.30 and 5,918.94

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Solution

The fourth proportional to 17,613.90, 26,404.30 and 5,918.94 is: 8,872.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,613.90 : 26,404.30 = 5,918.94 : x
  2. Step 2: Convert to fraction form
    17,613.90/26,404.30 = 5,918.94/x
  3. Step 3: Cross multiply
    17,613.90x = 26,404.30 × 5,918.94
  4. Step 4: Simplify right side
    17,613.90x = 156,285,467.44
  5. Step 5: Solve for x
    x = 156,285,467.44/17,613.90
  6. Step 6: Final answer
    x = 8,872.85

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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.