Home / 13,701.99-20,553.89-3,841.65

Finding the Fourth Proportional to 13,701.99, 20,553.89 and 3,841.65

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Solution

The fourth proportional to 13,701.99, 20,553.89 and 3,841.65 is: 5,762.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,701.99 : 20,553.89 = 3,841.65 : x
  2. Step 2: Convert to fraction form
    13,701.99/20,553.89 = 3,841.65/x
  3. Step 3: Cross multiply
    13,701.99x = 20,553.89 × 3,841.65
  4. Step 4: Simplify right side
    13,701.99x = 78,960,832.31
  5. Step 5: Solve for x
    x = 78,960,832.31/13,701.99
  6. Step 6: Final answer
    x = 5,762.73

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1.5x scale

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.