Home / 37,550.50-51,831.24-21,645.58

Finding the Fourth Proportional to 37,550.50, 51,831.24 and 21,645.58

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Solution

The fourth proportional to 37,550.50, 51,831.24 and 21,645.58 is: 29,877.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,550.50 : 51,831.24 = 21,645.58 : x
  2. Step 2: Convert to fraction form
    37,550.50/51,831.24 = 21,645.58/x
  3. Step 3: Cross multiply
    37,550.50x = 51,831.24 × 21,645.58
  4. Step 4: Simplify right side
    37,550.50x = 1,121,917,251.92
  5. Step 5: Solve for x
    x = 1,121,917,251.92/37,550.50
  6. Step 6: Final answer
    x = 29,877.56

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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.