Home / 51,874.16-71,578.44-29,211.96

Finding the Fourth Proportional to 51,874.16, 71,578.44 and 29,211.96

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Solution

The fourth proportional to 51,874.16, 71,578.44 and 29,211.96 is: 40,308.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,874.16 : 71,578.44 = 29,211.96 : x
  2. Step 2: Convert to fraction form
    51,874.16/71,578.44 = 29,211.96/x
  3. Step 3: Cross multiply
    51,874.16x = 71,578.44 × 29,211.96
  4. Step 4: Simplify right side
    51,874.16x = 2,090,946,526.14
  5. Step 5: Solve for x
    x = 2,090,946,526.14/51,874.16
  6. Step 6: Final answer
    x = 40,308.06

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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.