Home / 26,100.34-39,142.29-8,566.09

Finding the Fourth Proportional to 26,100.34, 39,142.29 and 8,566.09

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Solution

The fourth proportional to 26,100.34, 39,142.29 and 8,566.09 is: 12,846.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,100.34 : 39,142.29 = 8,566.09 : x
  2. Step 2: Convert to fraction form
    26,100.34/39,142.29 = 8,566.09/x
  3. Step 3: Cross multiply
    26,100.34x = 39,142.29 × 8,566.09
  4. Step 4: Simplify right side
    26,100.34x = 335,296,378.95
  5. Step 5: Solve for x
    x = 335,296,378.95/26,100.34
  6. Step 6: Final answer
    x = 12,846.44

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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.