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Finding the Fourth Proportional to 15,773.48, 23,659.62 and 3,927.28

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Solution

The fourth proportional to 15,773.48, 23,659.62 and 3,927.28 is: 5,890.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,773.48 : 23,659.62 = 3,927.28 : x
  2. Step 2: Convert to fraction form
    15,773.48/23,659.62 = 3,927.28/x
  3. Step 3: Cross multiply
    15,773.48x = 23,659.62 × 3,927.28
  4. Step 4: Simplify right side
    15,773.48x = 92,917,952.43
  5. Step 5: Solve for x
    x = 92,917,952.43/15,773.48
  6. Step 6: Final answer
    x = 5,890.77

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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.