Home / 51,229.62-76,841.33-19,202.38

Finding the Fourth Proportional to 51,229.62, 76,841.33 and 19,202.38

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Solution

The fourth proportional to 51,229.62, 76,841.33 and 19,202.38 is: 28,802.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,229.62 : 76,841.33 = 19,202.38 : x
  2. Step 2: Convert to fraction form
    51,229.62/76,841.33 = 19,202.38/x
  3. Step 3: Cross multiply
    51,229.62x = 76,841.33 × 19,202.38
  4. Step 4: Simplify right side
    51,229.62x = 1,475,536,130.25
  5. Step 5: Solve for x
    x = 1,475,536,130.25/51,229.62
  6. Step 6: Final answer
    x = 28,802.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.