Home / 19,469.24-29,205.42-7,776.04

Finding the Fourth Proportional to 19,469.24, 29,205.42 and 7,776.04

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Solution

The fourth proportional to 19,469.24, 29,205.42 and 7,776.04 is: 11,664.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,469.24 : 29,205.42 = 7,776.04 : x
  2. Step 2: Convert to fraction form
    19,469.24/29,205.42 = 7,776.04/x
  3. Step 3: Cross multiply
    19,469.24x = 29,205.42 × 7,776.04
  4. Step 4: Simplify right side
    19,469.24x = 227,102,514.14
  5. Step 5: Solve for x
    x = 227,102,514.14/19,469.24
  6. Step 6: Final answer
    x = 11,664.68

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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.