Home / 41,842.81-57,743.01-22,979.94

Finding the Fourth Proportional to 41,842.81, 57,743.01 and 22,979.94

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Solution

The fourth proportional to 41,842.81, 57,743.01 and 22,979.94 is: 31,712.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,842.81 : 57,743.01 = 22,979.94 : x
  2. Step 2: Convert to fraction form
    41,842.81/57,743.01 = 22,979.94/x
  3. Step 3: Cross multiply
    41,842.81x = 57,743.01 × 22,979.94
  4. Step 4: Simplify right side
    41,842.81x = 1,326,930,905.22
  5. Step 5: Solve for x
    x = 1,326,930,905.22/41,842.81
  6. Step 6: Final answer
    x = 31,712.28

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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.