Home / 13,195.08-19,792.14-4,429.80

Finding the Fourth Proportional to 13,195.08, 19,792.14 and 4,429.80

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Solution

The fourth proportional to 13,195.08, 19,792.14 and 4,429.80 is: 6,644.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,195.08 : 19,792.14 = 4,429.80 : x
  2. Step 2: Convert to fraction form
    13,195.08/19,792.14 = 4,429.80/x
  3. Step 3: Cross multiply
    13,195.08x = 19,792.14 × 4,429.80
  4. Step 4: Simplify right side
    13,195.08x = 87,675,221.77
  5. Step 5: Solve for x
    x = 87,675,221.77/13,195.08
  6. Step 6: Final answer
    x = 6,644.54

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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.