Home / 38,822.34-58,245.82-13,861.86

Finding the Fourth Proportional to 38,822.34, 58,245.82 and 13,861.86

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Solution

The fourth proportional to 38,822.34, 58,245.82 and 13,861.86 is: 20,797.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,822.34 : 58,245.82 = 13,861.86 : x
  2. Step 2: Convert to fraction form
    38,822.34/58,245.82 = 13,861.86/x
  3. Step 3: Cross multiply
    38,822.34x = 58,245.82 × 13,861.86
  4. Step 4: Simplify right side
    38,822.34x = 807,395,402.43
  5. Step 5: Solve for x
    x = 807,395,402.43/38,822.34
  6. Step 6: Final answer
    x = 20,797.19

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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.