Home / 27,453.16-41,167.50-8,729.68

Finding the Fourth Proportional to 27,453.16, 41,167.50 and 8,729.68

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Solution

The fourth proportional to 27,453.16, 41,167.50 and 8,729.68 is: 13,090.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,453.16 : 41,167.50 = 8,729.68 : x
  2. Step 2: Convert to fraction form
    27,453.16/41,167.50 = 8,729.68/x
  3. Step 3: Cross multiply
    27,453.16x = 41,167.50 × 8,729.68
  4. Step 4: Simplify right side
    27,453.16x = 359,379,101.40
  5. Step 5: Solve for x
    x = 359,379,101.40/27,453.16
  6. Step 6: Final answer
    x = 13,090.63

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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.