Home / 40,033.09-55,239.77-22,805.61

Finding the Fourth Proportional to 40,033.09, 55,239.77 and 22,805.61

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Solution

The fourth proportional to 40,033.09, 55,239.77 and 22,805.61 is: 31,468.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,033.09 : 55,239.77 = 22,805.61 : x
  2. Step 2: Convert to fraction form
    40,033.09/55,239.77 = 22,805.61/x
  3. Step 3: Cross multiply
    40,033.09x = 55,239.77 × 22,805.61
  4. Step 4: Simplify right side
    40,033.09x = 1,259,776,651.11
  5. Step 5: Solve for x
    x = 1,259,776,651.11/40,033.09
  6. Step 6: Final answer
    x = 31,468.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.