Home / 16,638.51-24,979.56-11,127.27

Finding the Fourth Proportional to 16,638.51, 24,979.56 and 11,127.27

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Solution

The fourth proportional to 16,638.51, 24,979.56 and 11,127.27 is: 16,705.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,638.51 : 24,979.56 = 11,127.27 : x
  2. Step 2: Convert to fraction form
    16,638.51/24,979.56 = 11,127.27/x
  3. Step 3: Cross multiply
    16,638.51x = 24,979.56 × 11,127.27
  4. Step 4: Simplify right side
    16,638.51x = 277,954,308.60
  5. Step 5: Solve for x
    x = 277,954,308.60/16,638.51
  6. Step 6: Final answer
    x = 16,705.48

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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.