Home / 40,273.13-55,578.69-22,369.80

Finding the Fourth Proportional to 40,273.13, 55,578.69 and 22,369.80

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Solution

The fourth proportional to 40,273.13, 55,578.69 and 22,369.80 is: 30,871.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,273.13 : 55,578.69 = 22,369.80 : x
  2. Step 2: Convert to fraction form
    40,273.13/55,578.69 = 22,369.80/x
  3. Step 3: Cross multiply
    40,273.13x = 55,578.69 × 22,369.80
  4. Step 4: Simplify right side
    40,273.13x = 1,243,284,387.98
  5. Step 5: Solve for x
    x = 1,243,284,387.98/40,273.13
  6. Step 6: Final answer
    x = 30,871.31

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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.