Home / 40,228.83-55,518.21-23,236.20

Finding the Fourth Proportional to 40,228.83, 55,518.21 and 23,236.20

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Solution

The fourth proportional to 40,228.83, 55,518.21 and 23,236.20 is: 32,067.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,228.83 : 55,518.21 = 23,236.20 : x
  2. Step 2: Convert to fraction form
    40,228.83/55,518.21 = 23,236.20/x
  3. Step 3: Cross multiply
    40,228.83x = 55,518.21 × 23,236.20
  4. Step 4: Simplify right side
    40,228.83x = 1,290,032,231.20
  5. Step 5: Solve for x
    x = 1,290,032,231.20/40,228.83
  6. Step 6: Final answer
    x = 32,067.36

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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.