Home / 41,680.88-57,459.72-29,723.40

Finding the Fourth Proportional to 41,680.88, 57,459.72 and 29,723.40

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Solution

The fourth proportional to 41,680.88, 57,459.72 and 29,723.40 is: 40,975.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,680.88 : 57,459.72 = 29,723.40 : x
  2. Step 2: Convert to fraction form
    41,680.88/57,459.72 = 29,723.40/x
  3. Step 3: Cross multiply
    41,680.88x = 57,459.72 × 29,723.40
  4. Step 4: Simplify right side
    41,680.88x = 1,707,898,241.45
  5. Step 5: Solve for x
    x = 1,707,898,241.45/41,680.88
  6. Step 6: Final answer
    x = 40,975.58

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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.