Home / 52,664.96-72,677.19-28,791.56

Finding the Fourth Proportional to 52,664.96, 72,677.19 and 28,791.56

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Solution

The fourth proportional to 52,664.96, 72,677.19 and 28,791.56 is: 39,732.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,664.96 : 72,677.19 = 28,791.56 : x
  2. Step 2: Convert to fraction form
    52,664.96/72,677.19 = 28,791.56/x
  3. Step 3: Cross multiply
    52,664.96x = 72,677.19 × 28,791.56
  4. Step 4: Simplify right side
    52,664.96x = 2,092,489,676.52
  5. Step 5: Solve for x
    x = 2,092,489,676.52/52,664.96
  6. Step 6: Final answer
    x = 39,732.10

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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.