Home / 17,756.43-26,613.47-8,255.91

Finding the Fourth Proportional to 17,756.43, 26,613.47 and 8,255.91

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Solution

The fourth proportional to 17,756.43, 26,613.47 and 8,255.91 is: 12,374.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,756.43 : 26,613.47 = 8,255.91 : x
  2. Step 2: Convert to fraction form
    17,756.43/26,613.47 = 8,255.91/x
  3. Step 3: Cross multiply
    17,756.43x = 26,613.47 × 8,255.91
  4. Step 4: Simplify right side
    17,756.43x = 219,718,371.83
  5. Step 5: Solve for x
    x = 219,718,371.83/17,756.43
  6. Step 6: Final answer
    x = 12,374.02

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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.