Home / 36,746.46-50,711.86-20,831.22

Finding the Fourth Proportional to 36,746.46, 50,711.86 and 20,831.22

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Solution

The fourth proportional to 36,746.46, 50,711.86 and 20,831.22 is: 28,748.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,746.46 : 50,711.86 = 20,831.22 : x
  2. Step 2: Convert to fraction form
    36,746.46/50,711.86 = 20,831.22/x
  3. Step 3: Cross multiply
    36,746.46x = 50,711.86 × 20,831.22
  4. Step 4: Simplify right side
    36,746.46x = 1,056,389,912.27
  5. Step 5: Solve for x
    x = 1,056,389,912.27/36,746.46
  6. Step 6: Final answer
    x = 28,748.07

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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.