Home / 31,477.32-43,438.44-17,329.86

Finding the Fourth Proportional to 31,477.32, 43,438.44 and 17,329.86

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Solution

The fourth proportional to 31,477.32, 43,438.44 and 17,329.86 is: 23,915.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,477.32 : 43,438.44 = 17,329.86 : x
  2. Step 2: Convert to fraction form
    31,477.32/43,438.44 = 17,329.86/x
  3. Step 3: Cross multiply
    31,477.32x = 43,438.44 × 17,329.86
  4. Step 4: Simplify right side
    31,477.32x = 752,782,083.82
  5. Step 5: Solve for x
    x = 752,782,083.82/31,477.32
  6. Step 6: Final answer
    x = 23,915.06

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.