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Finding the Fourth Proportional to 35,986.82, 53,980.22 and 29,817.86

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Solution

The fourth proportional to 35,986.82, 53,980.22 and 29,817.86 is: 44,726.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,986.82 : 53,980.22 = 29,817.86 : x
  2. Step 2: Convert to fraction form
    35,986.82/53,980.22 = 29,817.86/x
  3. Step 3: Cross multiply
    35,986.82x = 53,980.22 × 29,817.86
  4. Step 4: Simplify right side
    35,986.82x = 1,609,574,447.37
  5. Step 5: Solve for x
    x = 1,609,574,447.37/35,986.82
  6. Step 6: Final answer
    x = 44,726.78

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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.