Home / 48,791.12-67,331.16-29,664.56

Finding the Fourth Proportional to 48,791.12, 67,331.16 and 29,664.56

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Solution

The fourth proportional to 48,791.12, 67,331.16 and 29,664.56 is: 40,936.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,791.12 : 67,331.16 = 29,664.56 : x
  2. Step 2: Convert to fraction form
    48,791.12/67,331.16 = 29,664.56/x
  3. Step 3: Cross multiply
    48,791.12x = 67,331.16 × 29,664.56
  4. Step 4: Simplify right side
    48,791.12x = 1,997,349,235.69
  5. Step 5: Solve for x
    x = 1,997,349,235.69/48,791.12
  6. Step 6: Final answer
    x = 40,936.74

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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.