Home / 22,987.97-34,457.44-13,105.97

Finding the Fourth Proportional to 22,987.97, 34,457.44 and 13,105.97

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Solution

The fourth proportional to 22,987.97, 34,457.44 and 13,105.97 is: 19,644.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,987.97 : 34,457.44 = 13,105.97 : x
  2. Step 2: Convert to fraction form
    22,987.97/34,457.44 = 13,105.97/x
  3. Step 3: Cross multiply
    22,987.97x = 34,457.44 × 13,105.97
  4. Step 4: Simplify right side
    22,987.97x = 451,598,174.92
  5. Step 5: Solve for x
    x = 451,598,174.92/22,987.97
  6. Step 6: Final answer
    x = 19,644.98

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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.