Home / 31,942.62-47,916.36-10,876.14

Finding the Fourth Proportional to 31,942.62, 47,916.36 and 10,876.14

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Solution

The fourth proportional to 31,942.62, 47,916.36 and 10,876.14 is: 16,315.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,942.62 : 47,916.36 = 10,876.14 : x
  2. Step 2: Convert to fraction form
    31,942.62/47,916.36 = 10,876.14/x
  3. Step 3: Cross multiply
    31,942.62x = 47,916.36 × 10,876.14
  4. Step 4: Simplify right side
    31,942.62x = 521,145,039.65
  5. Step 5: Solve for x
    x = 521,145,039.65/31,942.62
  6. Step 6: Final answer
    x = 16,315.04

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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.