Home / 19,654.09-29,450.13-11,737.15

Finding the Fourth Proportional to 19,654.09, 29,450.13 and 11,737.15

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Solution

The fourth proportional to 19,654.09, 29,450.13 and 11,737.15 is: 17,587.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,654.09 : 29,450.13 = 11,737.15 : x
  2. Step 2: Convert to fraction form
    19,654.09/29,450.13 = 11,737.15/x
  3. Step 3: Cross multiply
    19,654.09x = 29,450.13 × 11,737.15
  4. Step 4: Simplify right side
    19,654.09x = 345,660,593.33
  5. Step 5: Solve for x
    x = 345,660,593.33/19,654.09
  6. Step 6: Final answer
    x = 17,587.21

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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.