Home / 36,835.67-50,831.47-20,917.96

Finding the Fourth Proportional to 36,835.67, 50,831.47 and 20,917.96

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Solution

The fourth proportional to 36,835.67, 50,831.47 and 20,917.96 is: 28,865.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,835.67 : 50,831.47 = 20,917.96 : x
  2. Step 2: Convert to fraction form
    36,835.67/50,831.47 = 20,917.96/x
  3. Step 3: Cross multiply
    36,835.67x = 50,831.47 × 20,917.96
  4. Step 4: Simplify right side
    36,835.67x = 1,063,290,656.20
  5. Step 5: Solve for x
    x = 1,063,290,656.20/36,835.67
  6. Step 6: Final answer
    x = 28,865.79

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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.