Home / 51,388.38-77,066.17-16,319.84

Finding the Fourth Proportional to 51,388.38, 77,066.17 and 16,319.84

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Solution

The fourth proportional to 51,388.38, 77,066.17 and 16,319.84 is: 24,474.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,388.38 : 77,066.17 = 16,319.84 : x
  2. Step 2: Convert to fraction form
    51,388.38/77,066.17 = 16,319.84/x
  3. Step 3: Cross multiply
    51,388.38x = 77,066.17 × 16,319.84
  4. Step 4: Simplify right side
    51,388.38x = 1,257,707,137.68
  5. Step 5: Solve for x
    x = 1,257,707,137.68/51,388.38
  6. Step 6: Final answer
    x = 24,474.54

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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.