Home / 19,611.82-29,418.43-6,283.09

Finding the Fourth Proportional to 19,611.82, 29,418.43 and 6,283.09

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Solution

The fourth proportional to 19,611.82, 29,418.43 and 6,283.09 is: 9,424.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,611.82 : 29,418.43 = 6,283.09 : x
  2. Step 2: Convert to fraction form
    19,611.82/29,418.43 = 6,283.09/x
  3. Step 3: Cross multiply
    19,611.82x = 29,418.43 × 6,283.09
  4. Step 4: Simplify right side
    19,611.82x = 184,838,554.09
  5. Step 5: Solve for x
    x = 184,838,554.09/19,611.82
  6. Step 6: Final answer
    x = 9,424.86

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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.