Home / 27,426.80-41,143.29-10,784.64

Finding the Fourth Proportional to 27,426.80, 41,143.29 and 10,784.64

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Solution

The fourth proportional to 27,426.80, 41,143.29 and 10,784.64 is: 16,178.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,426.80 : 41,143.29 = 10,784.64 : x
  2. Step 2: Convert to fraction form
    27,426.80/41,143.29 = 10,784.64/x
  3. Step 3: Cross multiply
    27,426.80x = 41,143.29 × 10,784.64
  4. Step 4: Simplify right side
    27,426.80x = 443,715,571.07
  5. Step 5: Solve for x
    x = 443,715,571.07/27,426.80
  6. Step 6: Final answer
    x = 16,178.18

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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.