Home / 26,246.78-39,376.29-8,716.59

Finding the Fourth Proportional to 26,246.78, 39,376.29 and 8,716.59

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Solution

The fourth proportional to 26,246.78, 39,376.29 and 8,716.59 is: 13,076.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,246.78 : 39,376.29 = 8,716.59 : x
  2. Step 2: Convert to fraction form
    26,246.78/39,376.29 = 8,716.59/x
  3. Step 3: Cross multiply
    26,246.78x = 39,376.29 × 8,716.59
  4. Step 4: Simplify right side
    26,246.78x = 343,227,008.34
  5. Step 5: Solve for x
    x = 343,227,008.34/26,246.78
  6. Step 6: Final answer
    x = 13,076.92

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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.