Home / 31,328.46-43,232.69-17,716.32

Finding the Fourth Proportional to 31,328.46, 43,232.69 and 17,716.32

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Solution

The fourth proportional to 31,328.46, 43,232.69 and 17,716.32 is: 24,448.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,328.46 : 43,232.69 = 17,716.32 : x
  2. Step 2: Convert to fraction form
    31,328.46/43,232.69 = 17,716.32/x
  3. Step 3: Cross multiply
    31,328.46x = 43,232.69 × 17,716.32
  4. Step 4: Simplify right side
    31,328.46x = 765,924,081.92
  5. Step 5: Solve for x
    x = 765,924,081.92/31,328.46
  6. Step 6: Final answer
    x = 24,448.19

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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.