Home / 13,195.35-19,772.19-4,863.89

Finding the Fourth Proportional to 13,195.35, 19,772.19 and 4,863.89

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Solution

The fourth proportional to 13,195.35, 19,772.19 and 4,863.89 is: 7,288.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,195.35 : 19,772.19 = 4,863.89 : x
  2. Step 2: Convert to fraction form
    13,195.35/19,772.19 = 4,863.89/x
  3. Step 3: Cross multiply
    13,195.35x = 19,772.19 × 4,863.89
  4. Step 4: Simplify right side
    13,195.35x = 96,169,658.36
  5. Step 5: Solve for x
    x = 96,169,658.36/13,195.35
  6. Step 6: Final answer
    x = 7,288.15

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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.