Home / 27,831.24-41,642.13-17,120.34

Finding the Fourth Proportional to 27,831.24, 41,642.13 and 17,120.34

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Solution

The fourth proportional to 27,831.24, 41,642.13 and 17,120.34 is: 25,616.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,831.24 : 41,642.13 = 17,120.34 : x
  2. Step 2: Convert to fraction form
    27,831.24/41,642.13 = 17,120.34/x
  3. Step 3: Cross multiply
    27,831.24x = 41,642.13 × 17,120.34
  4. Step 4: Simplify right side
    27,831.24x = 712,927,423.92
  5. Step 5: Solve for x
    x = 712,927,423.92/27,831.24
  6. Step 6: Final answer
    x = 25,616.09

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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.