Home / 27,218.21-40,816.79-10,576.06

Finding the Fourth Proportional to 27,218.21, 40,816.79 and 10,576.06

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Solution

The fourth proportional to 27,218.21, 40,816.79 and 10,576.06 is: 15,859.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,218.21 : 40,816.79 = 10,576.06 : x
  2. Step 2: Convert to fraction form
    27,218.21/40,816.79 = 10,576.06/x
  3. Step 3: Cross multiply
    27,218.21x = 40,816.79 × 10,576.06
  4. Step 4: Simplify right side
    27,218.21x = 431,680,665.13
  5. Step 5: Solve for x
    x = 431,680,665.13/27,218.21
  6. Step 6: Final answer
    x = 15,859.99

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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.