Home / 27,634.68-41,423.43-12,831.51

Finding the Fourth Proportional to 27,634.68, 41,423.43 and 12,831.51

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Solution

The fourth proportional to 27,634.68, 41,423.43 and 12,831.51 is: 19,233.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,634.68 : 41,423.43 = 12,831.51 : x
  2. Step 2: Convert to fraction form
    27,634.68/41,423.43 = 12,831.51/x
  3. Step 3: Cross multiply
    27,634.68x = 41,423.43 × 12,831.51
  4. Step 4: Simplify right side
    27,634.68x = 531,525,156.28
  5. Step 5: Solve for x
    x = 531,525,156.28/27,634.68
  6. Step 6: Final answer
    x = 19,233.99

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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.