Home / 31,986.29-44,159.18-22,181.24

Finding the Fourth Proportional to 31,986.29, 44,159.18 and 22,181.24

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Solution

The fourth proportional to 31,986.29, 44,159.18 and 22,181.24 is: 30,622.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,986.29 : 44,159.18 = 22,181.24 : x
  2. Step 2: Convert to fraction form
    31,986.29/44,159.18 = 22,181.24/x
  3. Step 3: Cross multiply
    31,986.29x = 44,159.18 × 22,181.24
  4. Step 4: Simplify right side
    31,986.29x = 979,505,369.27
  5. Step 5: Solve for x
    x = 979,505,369.27/31,986.29
  6. Step 6: Final answer
    x = 30,622.66

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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.