Home / 13,404.53-20,106.83-4,047.24

Finding the Fourth Proportional to 13,404.53, 20,106.83 and 4,047.24

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Solution

The fourth proportional to 13,404.53, 20,106.83 and 4,047.24 is: 6,070.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,404.53 : 20,106.83 = 4,047.24 : x
  2. Step 2: Convert to fraction form
    13,404.53/20,106.83 = 4,047.24/x
  3. Step 3: Cross multiply
    13,404.53x = 20,106.83 × 4,047.24
  4. Step 4: Simplify right side
    13,404.53x = 81,377,166.65
  5. Step 5: Solve for x
    x = 81,377,166.65/13,404.53
  6. Step 6: Final answer
    x = 6,070.87

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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.