Home / 47,699.97-71,549.94-18,117.81

Finding the Fourth Proportional to 47,699.97, 71,549.94 and 18,117.81

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Solution

The fourth proportional to 47,699.97, 71,549.94 and 18,117.81 is: 27,176.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,699.97 : 71,549.94 = 18,117.81 : x
  2. Step 2: Convert to fraction form
    47,699.97/71,549.94 = 18,117.81/x
  3. Step 3: Cross multiply
    47,699.97x = 71,549.94 × 18,117.81
  4. Step 4: Simplify right side
    47,699.97x = 1,296,328,218.43
  5. Step 5: Solve for x
    x = 1,296,328,218.43/47,699.97
  6. Step 6: Final answer
    x = 27,176.71

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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.