Home / 26,658.26-40,012.00-13,519.86

Finding the Fourth Proportional to 26,658.26, 40,012.00 and 13,519.86

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Solution

The fourth proportional to 26,658.26, 40,012.00 and 13,519.86 is: 20,292.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,658.26 : 40,012.00 = 13,519.86 : x
  2. Step 2: Convert to fraction form
    26,658.26/40,012.00 = 13,519.86/x
  3. Step 3: Cross multiply
    26,658.26x = 40,012.00 × 13,519.86
  4. Step 4: Simplify right side
    26,658.26x = 540,956,717.57
  5. Step 5: Solve for x
    x = 540,956,717.57/26,658.26
  6. Step 6: Final answer
    x = 20,292.27

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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.