Home / 26,678.34-40,006.44-10,029.78

Finding the Fourth Proportional to 26,678.34, 40,006.44 and 10,029.78

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Solution

The fourth proportional to 26,678.34, 40,006.44 and 10,029.78 is: 15,040.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,678.34 : 40,006.44 = 10,029.78 : x
  2. Step 2: Convert to fraction form
    26,678.34/40,006.44 = 10,029.78/x
  3. Step 3: Cross multiply
    26,678.34x = 40,006.44 × 10,029.78
  4. Step 4: Simplify right side
    26,678.34x = 401,255,791.78
  5. Step 5: Solve for x
    x = 401,255,791.78/26,678.34
  6. Step 6: Final answer
    x = 15,040.51

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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.