Home / 26,451.78-39,677.82-10,664.07

Finding the Fourth Proportional to 26,451.78, 39,677.82 and 10,664.07

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Solution

The fourth proportional to 26,451.78, 39,677.82 and 10,664.07 is: 15,996.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,451.78 : 39,677.82 = 10,664.07 : x
  2. Step 2: Convert to fraction form
    26,451.78/39,677.82 = 10,664.07/x
  3. Step 3: Cross multiply
    26,451.78x = 39,677.82 × 10,664.07
  4. Step 4: Simplify right side
    26,451.78x = 423,127,049.93
  5. Step 5: Solve for x
    x = 423,127,049.93/26,451.78
  6. Step 6: Final answer
    x = 15,996.17

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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.