Home / 40,057.26-55,274.31-22,152.36

Finding the Fourth Proportional to 40,057.26, 55,274.31 and 22,152.36

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Solution

The fourth proportional to 40,057.26, 55,274.31 and 22,152.36 is: 30,567.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,057.26 : 55,274.31 = 22,152.36 : x
  2. Step 2: Convert to fraction form
    40,057.26/55,274.31 = 22,152.36/x
  3. Step 3: Cross multiply
    40,057.26x = 55,274.31 × 22,152.36
  4. Step 4: Simplify right side
    40,057.26x = 1,224,456,413.87
  5. Step 5: Solve for x
    x = 1,224,456,413.87/40,057.26
  6. Step 6: Final answer
    x = 30,567.65

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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.