Home / 51,121.67-76,694.81-16,061.31

Finding the Fourth Proportional to 51,121.67, 76,694.81 and 16,061.31

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Solution

The fourth proportional to 51,121.67, 76,694.81 and 16,061.31 is: 24,095.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,121.67 : 76,694.81 = 16,061.31 : x
  2. Step 2: Convert to fraction form
    51,121.67/76,694.81 = 16,061.31/x
  3. Step 3: Cross multiply
    51,121.67x = 76,694.81 × 16,061.31
  4. Step 4: Simplify right side
    51,121.67x = 1,231,819,038.49
  5. Step 5: Solve for x
    x = 1,231,819,038.49/51,121.67
  6. Step 6: Final answer
    x = 24,095.83

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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.