Home / 27,590.88-41,386.10-18,272.60

Finding the Fourth Proportional to 27,590.88, 41,386.10 and 18,272.60

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Solution

The fourth proportional to 27,590.88, 41,386.10 and 18,272.60 is: 27,408.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,590.88 : 41,386.10 = 18,272.60 : x
  2. Step 2: Convert to fraction form
    27,590.88/41,386.10 = 18,272.60/x
  3. Step 3: Cross multiply
    27,590.88x = 41,386.10 × 18,272.60
  4. Step 4: Simplify right side
    27,590.88x = 756,231,800.01
  5. Step 5: Solve for x
    x = 756,231,800.01/27,590.88
  6. Step 6: Final answer
    x = 27,408.76

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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.