Home / 26,788.32-40,185.72-11,206.08

Finding the Fourth Proportional to 26,788.32, 40,185.72 and 11,206.08

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Solution

The fourth proportional to 26,788.32, 40,185.72 and 11,206.08 is: 16,810.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,788.32 : 40,185.72 = 11,206.08 : x
  2. Step 2: Convert to fraction form
    26,788.32/40,185.72 = 11,206.08/x
  3. Step 3: Cross multiply
    26,788.32x = 40,185.72 × 11,206.08
  4. Step 4: Simplify right side
    26,788.32x = 450,324,393.18
  5. Step 5: Solve for x
    x = 450,324,393.18/26,788.32
  6. Step 6: Final answer
    x = 16,810.48

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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.