Home / 29,050.14-40,067.22-20,112.60

Finding the Fourth Proportional to 29,050.14, 40,067.22 and 20,112.60

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Solution

The fourth proportional to 29,050.14, 40,067.22 and 20,112.60 is: 27,740.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,050.14 : 40,067.22 = 20,112.60 : x
  2. Step 2: Convert to fraction form
    29,050.14/40,067.22 = 20,112.60/x
  3. Step 3: Cross multiply
    29,050.14x = 40,067.22 × 20,112.60
  4. Step 4: Simplify right side
    29,050.14x = 805,855,968.97
  5. Step 5: Solve for x
    x = 805,855,968.97/29,050.14
  6. Step 6: Final answer
    x = 27,740.18

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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.