Home / 36,106.37-49,831.43-20,191.71

Finding the Fourth Proportional to 36,106.37, 49,831.43 and 20,191.71

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Solution

The fourth proportional to 36,106.37, 49,831.43 and 20,191.71 is: 27,867.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,106.37 : 49,831.43 = 20,191.71 : x
  2. Step 2: Convert to fraction form
    36,106.37/49,831.43 = 20,191.71/x
  3. Step 3: Cross multiply
    36,106.37x = 49,831.43 × 20,191.71
  4. Step 4: Simplify right side
    36,106.37x = 1,006,181,682.49
  5. Step 5: Solve for x
    x = 1,006,181,682.49/36,106.37
  6. Step 6: Final answer
    x = 27,867.16

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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.