Home / 19,451.59-29,175.97-7,603.15

Finding the Fourth Proportional to 19,451.59, 29,175.97 and 7,603.15

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Solution

The fourth proportional to 19,451.59, 29,175.97 and 7,603.15 is: 11,404.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,451.59 : 29,175.97 = 7,603.15 : x
  2. Step 2: Convert to fraction form
    19,451.59/29,175.97 = 7,603.15/x
  3. Step 3: Cross multiply
    19,451.59x = 29,175.97 × 7,603.15
  4. Step 4: Simplify right side
    19,451.59x = 221,829,276.31
  5. Step 5: Solve for x
    x = 221,829,276.31/19,451.59
  6. Step 6: Final answer
    x = 11,404.17

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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.