Home / 31,443.26-43,391.50-17,833.90

Finding the Fourth Proportional to 31,443.26, 43,391.50 and 17,833.90

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Solution

The fourth proportional to 31,443.26, 43,391.50 and 17,833.90 is: 24,610.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,443.26 : 43,391.50 = 17,833.90 : x
  2. Step 2: Convert to fraction form
    31,443.26/43,391.50 = 17,833.90/x
  3. Step 3: Cross multiply
    31,443.26x = 43,391.50 × 17,833.90
  4. Step 4: Simplify right side
    31,443.26x = 773,839,671.85
  5. Step 5: Solve for x
    x = 773,839,671.85/31,443.26
  6. Step 6: Final answer
    x = 24,610.67

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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.