Home / 51,143.48-76,727.30-16,083.14

Finding the Fourth Proportional to 51,143.48, 76,727.30 and 16,083.14

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Solution

The fourth proportional to 51,143.48, 76,727.30 and 16,083.14 is: 24,128.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,143.48 : 76,727.30 = 16,083.14 : x
  2. Step 2: Convert to fraction form
    51,143.48/76,727.30 = 16,083.14/x
  3. Step 3: Cross multiply
    51,143.48x = 76,727.30 × 16,083.14
  4. Step 4: Simplify right side
    51,143.48x = 1,234,015,907.72
  5. Step 5: Solve for x
    x = 1,234,015,907.72/51,143.48
  6. Step 6: Final answer
    x = 24,128.51

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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.