Home / 27,589.26-38,072.76-16,831.68

Finding the Fourth Proportional to 27,589.26, 38,072.76 and 16,831.68

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Solution

The fourth proportional to 27,589.26, 38,072.76 and 16,831.68 is: 23,227.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,589.26 : 38,072.76 = 16,831.68 : x
  2. Step 2: Convert to fraction form
    27,589.26/38,072.76 = 16,831.68/x
  3. Step 3: Cross multiply
    27,589.26x = 38,072.76 × 16,831.68
  4. Step 4: Simplify right side
    27,589.26x = 640,828,513.04
  5. Step 5: Solve for x
    x = 640,828,513.04/27,589.26
  6. Step 6: Final answer
    x = 23,227.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.