Home / 47,002.11-64,861.79-25,781.19

Finding the Fourth Proportional to 47,002.11, 64,861.79 and 25,781.19

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Solution

The fourth proportional to 47,002.11, 64,861.79 and 25,781.19 is: 35,577.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,002.11 : 64,861.79 = 25,781.19 : x
  2. Step 2: Convert to fraction form
    47,002.11/64,861.79 = 25,781.19/x
  3. Step 3: Cross multiply
    47,002.11x = 64,861.79 × 25,781.19
  4. Step 4: Simplify right side
    47,002.11x = 1,672,214,131.73
  5. Step 5: Solve for x
    x = 1,672,214,131.73/47,002.11
  6. Step 6: Final answer
    x = 35,577.43

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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.