Home / 13,916.05-20,874.27-4,556

Finding the Fourth Proportional to 13,916.05, 20,874.27 and 4,556

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Solution

The fourth proportional to 13,916.05, 20,874.27 and 4,556 is: 6,834.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,916.05 : 20,874.27 = 4,556 : x
  2. Step 2: Convert to fraction form
    13,916.05/20,874.27 = 4,556/x
  3. Step 3: Cross multiply
    13,916.05x = 20,874.27 × 4,556
  4. Step 4: Simplify right side
    13,916.05x = 95,103,174.12
  5. Step 5: Solve for x
    x = 95,103,174.12/13,916.05
  6. Step 6: Final answer
    x = 6,834.07

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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.