Home / 53,347.43-80,033.05-20,067.77

Finding the Fourth Proportional to 53,347.43, 80,033.05 and 20,067.77

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Solution

The fourth proportional to 53,347.43, 80,033.05 and 20,067.77 is: 30,106.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,347.43 : 80,033.05 = 20,067.77 : x
  2. Step 2: Convert to fraction form
    53,347.43/80,033.05 = 20,067.77/x
  3. Step 3: Cross multiply
    53,347.43x = 80,033.05 × 20,067.77
  4. Step 4: Simplify right side
    53,347.43x = 1,606,084,839.80
  5. Step 5: Solve for x
    x = 1,606,084,839.80/53,347.43
  6. Step 6: Final answer
    x = 30,106.13

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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.