Home / 31,187.24-46,792.50-18,716.21

Finding the Fourth Proportional to 31,187.24, 46,792.50 and 18,716.21

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Solution

The fourth proportional to 31,187.24, 46,792.50 and 18,716.21 is: 28,081.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,187.24 : 46,792.50 = 18,716.21 : x
  2. Step 2: Convert to fraction form
    31,187.24/46,792.50 = 18,716.21/x
  3. Step 3: Cross multiply
    31,187.24x = 46,792.50 × 18,716.21
  4. Step 4: Simplify right side
    31,187.24x = 875,778,256.43
  5. Step 5: Solve for x
    x = 875,778,256.43/31,187.24
  6. Step 6: Final answer
    x = 28,081.30

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.