Home / 27,405.09-41,106.73-11,605.90

Finding the Fourth Proportional to 27,405.09, 41,106.73 and 11,605.90

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Solution

The fourth proportional to 27,405.09, 41,106.73 and 11,605.90 is: 17,408.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,405.09 : 41,106.73 = 11,605.90 : x
  2. Step 2: Convert to fraction form
    27,405.09/41,106.73 = 11,605.90/x
  3. Step 3: Cross multiply
    27,405.09x = 41,106.73 × 11,605.90
  4. Step 4: Simplify right side
    27,405.09x = 477,080,597.71
  5. Step 5: Solve for x
    x = 477,080,597.71/27,405.09
  6. Step 6: Final answer
    x = 17,408.47

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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.