Home / 36,630.47-54,942.66-11,669.51

Finding the Fourth Proportional to 36,630.47, 54,942.66 and 11,669.51

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Solution

The fourth proportional to 36,630.47, 54,942.66 and 11,669.51 is: 17,503.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,630.47 : 54,942.66 = 11,669.51 : x
  2. Step 2: Convert to fraction form
    36,630.47/54,942.66 = 11,669.51/x
  3. Step 3: Cross multiply
    36,630.47x = 54,942.66 × 11,669.51
  4. Step 4: Simplify right side
    36,630.47x = 641,153,645.58
  5. Step 5: Solve for x
    x = 641,153,645.58/36,630.47
  6. Step 6: Final answer
    x = 17,503.29

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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.