Home / 41,842.12-57,742.88-22,979.40

Finding the Fourth Proportional to 41,842.12, 57,742.88 and 22,979.40

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Solution

The fourth proportional to 41,842.12, 57,742.88 and 22,979.40 is: 31,711.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,842.12 : 57,742.88 = 22,979.40 : x
  2. Step 2: Convert to fraction form
    41,842.12/57,742.88 = 22,979.40/x
  3. Step 3: Cross multiply
    41,842.12x = 57,742.88 × 22,979.40
  4. Step 4: Simplify right side
    41,842.12x = 1,326,896,736.67
  5. Step 5: Solve for x
    x = 1,326,896,736.67/41,842.12
  6. Step 6: Final answer
    x = 31,711.99

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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.