Home / 27,555.36-41,319.48-8,831

Finding the Fourth Proportional to 27,555.36, 41,319.48 and 8,831

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Solution

The fourth proportional to 27,555.36, 41,319.48 and 8,831 is: 13,242.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,555.36 : 41,319.48 = 8,831 : x
  2. Step 2: Convert to fraction form
    27,555.36/41,319.48 = 8,831/x
  3. Step 3: Cross multiply
    27,555.36x = 41,319.48 × 8,831
  4. Step 4: Simplify right side
    27,555.36x = 364,892,327.88
  5. Step 5: Solve for x
    x = 364,892,327.88/27,555.36
  6. Step 6: Final answer
    x = 13,242.15

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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.