Home / 27,125.85-40,694.99-10,486.02

Finding the Fourth Proportional to 27,125.85, 40,694.99 and 10,486.02

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Solution

The fourth proportional to 27,125.85, 40,694.99 and 10,486.02 is: 15,731.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,125.85 : 40,694.99 = 10,486.02 : x
  2. Step 2: Convert to fraction form
    27,125.85/40,694.99 = 10,486.02/x
  3. Step 3: Cross multiply
    27,125.85x = 40,694.99 × 10,486.02
  4. Step 4: Simplify right side
    27,125.85x = 426,728,479.04
  5. Step 5: Solve for x
    x = 426,728,479.04/27,125.85
  6. Step 6: Final answer
    x = 15,731.43

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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.