Home / 57,803.76-86,742.09-22,738.86

Finding the Fourth Proportional to 57,803.76, 86,742.09 and 22,738.86

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Solution

The fourth proportional to 57,803.76, 86,742.09 and 22,738.86 is: 34,122.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,803.76 : 86,742.09 = 22,738.86 : x
  2. Step 2: Convert to fraction form
    57,803.76/86,742.09 = 22,738.86/x
  3. Step 3: Cross multiply
    57,803.76x = 86,742.09 × 22,738.86
  4. Step 4: Simplify right side
    57,803.76x = 1,972,416,240.62
  5. Step 5: Solve for x
    x = 1,972,416,240.62/57,803.76
  6. Step 6: Final answer
    x = 34,122.63

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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.