Home / 26,429.92-39,643.44-10,843.36

Finding the Fourth Proportional to 26,429.92, 39,643.44 and 10,843.36

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Solution

The fourth proportional to 26,429.92, 39,643.44 and 10,843.36 is: 16,264.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,429.92 : 39,643.44 = 10,843.36 : x
  2. Step 2: Convert to fraction form
    26,429.92/39,643.44 = 10,843.36/x
  3. Step 3: Cross multiply
    26,429.92x = 39,643.44 × 10,843.36
  4. Step 4: Simplify right side
    26,429.92x = 429,868,091.56
  5. Step 5: Solve for x
    x = 429,868,091.56/26,429.92
  6. Step 6: Final answer
    x = 16,264.45

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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.