Home / 42,186.18-58,218.18-23,067.09

Finding the Fourth Proportional to 42,186.18, 58,218.18 and 23,067.09

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Solution

The fourth proportional to 42,186.18, 58,218.18 and 23,067.09 is: 31,833.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,186.18 : 58,218.18 = 23,067.09 : x
  2. Step 2: Convert to fraction form
    42,186.18/58,218.18 = 23,067.09/x
  3. Step 3: Cross multiply
    42,186.18x = 58,218.18 × 23,067.09
  4. Step 4: Simplify right side
    42,186.18x = 1,342,923,997.70
  5. Step 5: Solve for x
    x = 1,342,923,997.70/42,186.18
  6. Step 6: Final answer
    x = 31,833.27

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1.5x scale

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.