Home / 41,748.18-57,269.36-39,488.46

Finding the Fourth Proportional to 41,748.18, 57,269.36 and 39,488.46

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Solution

The fourth proportional to 41,748.18, 57,269.36 and 39,488.46 is: 54,169.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,748.18 : 57,269.36 = 39,488.46 : x
  2. Step 2: Convert to fraction form
    41,748.18/57,269.36 = 39,488.46/x
  3. Step 3: Cross multiply
    41,748.18x = 57,269.36 × 39,488.46
  4. Step 4: Simplify right side
    41,748.18x = 2,261,478,634.14
  5. Step 5: Solve for x
    x = 2,261,478,634.14/41,748.18
  6. Step 6: Final answer
    x = 54,169.51

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.