Home / 40,022.97-55,233.81-23,029.80

Finding the Fourth Proportional to 40,022.97, 55,233.81 and 23,029.80

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Solution

The fourth proportional to 40,022.97, 55,233.81 and 23,029.80 is: 31,782.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,022.97 : 55,233.81 = 23,029.80 : x
  2. Step 2: Convert to fraction form
    40,022.97/55,233.81 = 23,029.80/x
  3. Step 3: Cross multiply
    40,022.97x = 55,233.81 × 23,029.80
  4. Step 4: Simplify right side
    40,022.97x = 1,272,023,597.54
  5. Step 5: Solve for x
    x = 1,272,023,597.54/40,022.97
  6. Step 6: Final answer
    x = 31,782.34

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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.