Home / 19,449.88-29,175.39-7,603.17

Finding the Fourth Proportional to 19,449.88, 29,175.39 and 7,603.17

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Solution

The fourth proportional to 19,449.88, 29,175.39 and 7,603.17 is: 11,404.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,449.88 : 29,175.39 = 7,603.17 : x
  2. Step 2: Convert to fraction form
    19,449.88/29,175.39 = 7,603.17/x
  3. Step 3: Cross multiply
    19,449.88x = 29,175.39 × 7,603.17
  4. Step 4: Simplify right side
    19,449.88x = 221,825,491.08
  5. Step 5: Solve for x
    x = 221,825,491.08/19,449.88
  6. Step 6: Final answer
    x = 11,404.98

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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.