Home / 25,812.72-38,733.66-11,020.26

Finding the Fourth Proportional to 25,812.72, 38,733.66 and 11,020.26

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Solution

The fourth proportional to 25,812.72, 38,733.66 and 11,020.26 is: 16,536.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,812.72 : 38,733.66 = 11,020.26 : x
  2. Step 2: Convert to fraction form
    25,812.72/38,733.66 = 11,020.26/x
  3. Step 3: Cross multiply
    25,812.72x = 38,733.66 × 11,020.26
  4. Step 4: Simplify right side
    25,812.72x = 426,855,003.95
  5. Step 5: Solve for x
    x = 426,855,003.95/25,812.72
  6. Step 6: Final answer
    x = 16,536.61

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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.