Home / 31,418.42-43,273.17-29,053.62

Finding the Fourth Proportional to 31,418.42, 43,273.17 and 29,053.62

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Solution

The fourth proportional to 31,418.42, 43,273.17 and 29,053.62 is: 40,016.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,418.42 : 43,273.17 = 29,053.62 : x
  2. Step 2: Convert to fraction form
    31,418.42/43,273.17 = 29,053.62/x
  3. Step 3: Cross multiply
    31,418.42x = 43,273.17 × 29,053.62
  4. Step 4: Simplify right side
    31,418.42x = 1,257,242,237.38
  5. Step 5: Solve for x
    x = 1,257,242,237.38/31,418.42
  6. Step 6: Final answer
    x = 40,016.09

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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.