Home / 36,468.29-50,326.31-21,157.81

Finding the Fourth Proportional to 36,468.29, 50,326.31 and 21,157.81

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Solution

The fourth proportional to 36,468.29, 50,326.31 and 21,157.81 is: 29,197.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,468.29 : 50,326.31 = 21,157.81 : x
  2. Step 2: Convert to fraction form
    36,468.29/50,326.31 = 21,157.81/x
  3. Step 3: Cross multiply
    36,468.29x = 50,326.31 × 21,157.81
  4. Step 4: Simplify right side
    36,468.29x = 1,064,794,504.98
  5. Step 5: Solve for x
    x = 1,064,794,504.98/36,468.29
  6. Step 6: Final answer
    x = 29,197.82

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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.