Home / 27,408.90-41,106.21-11,605.80

Finding the Fourth Proportional to 27,408.90, 41,106.21 and 11,605.80

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Solution

The fourth proportional to 27,408.90, 41,106.21 and 11,605.80 is: 17,405.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,408.90 : 41,106.21 = 11,605.80 : x
  2. Step 2: Convert to fraction form
    27,408.90/41,106.21 = 11,605.80/x
  3. Step 3: Cross multiply
    27,408.90x = 41,106.21 × 11,605.80
  4. Step 4: Simplify right side
    27,408.90x = 477,070,452.02
  5. Step 5: Solve for x
    x = 477,070,452.02/27,408.90
  6. Step 6: Final answer
    x = 17,405.68

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1.5x scale

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.