Home / 41,631.12-57,451.20-22,768.32

Finding the Fourth Proportional to 41,631.12, 57,451.20 and 22,768.32

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Solution

The fourth proportional to 41,631.12, 57,451.20 and 22,768.32 is: 31,420.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,631.12 : 57,451.20 = 22,768.32 : x
  2. Step 2: Convert to fraction form
    41,631.12/57,451.20 = 22,768.32/x
  3. Step 3: Cross multiply
    41,631.12x = 57,451.20 × 22,768.32
  4. Step 4: Simplify right side
    41,631.12x = 1,308,067,305.98
  5. Step 5: Solve for x
    x = 1,308,067,305.98/41,631.12
  6. Step 6: Final answer
    x = 31,420.42

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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.