Home / 31,400.15-43,331.70-17,252.69

Finding the Fourth Proportional to 31,400.15, 43,331.70 and 17,252.69

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Solution

The fourth proportional to 31,400.15, 43,331.70 and 17,252.69 is: 23,808.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,400.15 : 43,331.70 = 17,252.69 : x
  2. Step 2: Convert to fraction form
    31,400.15/43,331.70 = 17,252.69/x
  3. Step 3: Cross multiply
    31,400.15x = 43,331.70 × 17,252.69
  4. Step 4: Simplify right side
    31,400.15x = 747,588,170.61
  5. Step 5: Solve for x
    x = 747,588,170.61/31,400.15
  6. Step 6: Final answer
    x = 23,808.43

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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.