Home / 51,463.89-77,185.04-14,519.25

Finding the Fourth Proportional to 51,463.89, 77,185.04 and 14,519.25

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Solution

The fourth proportional to 51,463.89, 77,185.04 and 14,519.25 is: 21,775.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,463.89 : 77,185.04 = 14,519.25 : x
  2. Step 2: Convert to fraction form
    51,463.89/77,185.04 = 14,519.25/x
  3. Step 3: Cross multiply
    51,463.89x = 77,185.04 × 14,519.25
  4. Step 4: Simplify right side
    51,463.89x = 1,120,668,819.42
  5. Step 5: Solve for x
    x = 1,120,668,819.42/51,463.89
  6. Step 6: Final answer
    x = 21,775.83

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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.