Home / 31,738.20-47,588.16-16,757.25

Finding the Fourth Proportional to 31,738.20, 47,588.16 and 16,757.25

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Solution

The fourth proportional to 31,738.20, 47,588.16 and 16,757.25 is: 25,125.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,738.20 : 47,588.16 = 16,757.25 : x
  2. Step 2: Convert to fraction form
    31,738.20/47,588.16 = 16,757.25/x
  3. Step 3: Cross multiply
    31,738.20x = 47,588.16 × 16,757.25
  4. Step 4: Simplify right side
    31,738.20x = 797,446,694.16
  5. Step 5: Solve for x
    x = 797,446,694.16/31,738.20
  6. Step 6: Final answer
    x = 25,125.77

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Why These Related Problems?

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