Home / 37,831.32-56,738.34-11,171.60

Finding the Fourth Proportional to 37,831.32, 56,738.34 and 11,171.60

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Solution

The fourth proportional to 37,831.32, 56,738.34 and 11,171.60 is: 16,754.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,831.32 : 56,738.34 = 11,171.60 : x
  2. Step 2: Convert to fraction form
    37,831.32/56,738.34 = 11,171.60/x
  3. Step 3: Cross multiply
    37,831.32x = 56,738.34 × 11,171.60
  4. Step 4: Simplify right side
    37,831.32x = 633,858,039.14
  5. Step 5: Solve for x
    x = 633,858,039.14/37,831.32
  6. Step 6: Final answer
    x = 16,754.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.