Home / 27,199.80-40,811.76-9,672.48

Finding the Fourth Proportional to 27,199.80, 40,811.76 and 9,672.48

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Solution

The fourth proportional to 27,199.80, 40,811.76 and 9,672.48 is: 14,513.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,199.80 : 40,811.76 = 9,672.48 : x
  2. Step 2: Convert to fraction form
    27,199.80/40,811.76 = 9,672.48/x
  3. Step 3: Cross multiply
    27,199.80x = 40,811.76 × 9,672.48
  4. Step 4: Simplify right side
    27,199.80x = 394,750,932.36
  5. Step 5: Solve for x
    x = 394,750,932.36/27,199.80
  6. Step 6: Final answer
    x = 14,513.01

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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.