Home / 32,736.80-49,067.10-18,706.66

Finding the Fourth Proportional to 32,736.80, 49,067.10 and 18,706.66

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Solution

The fourth proportional to 32,736.80, 49,067.10 and 18,706.66 is: 28,038.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,736.80 : 49,067.10 = 18,706.66 : x
  2. Step 2: Convert to fraction form
    32,736.80/49,067.10 = 18,706.66/x
  3. Step 3: Cross multiply
    32,736.80x = 49,067.10 × 18,706.66
  4. Step 4: Simplify right side
    32,736.80x = 917,881,556.89
  5. Step 5: Solve for x
    x = 917,881,556.89/32,736.80
  6. Step 6: Final answer
    x = 28,038.22

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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.