Home / 31,363.70-47,052.30-9,175.37

Finding the Fourth Proportional to 31,363.70, 47,052.30 and 9,175.37

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Solution

The fourth proportional to 31,363.70, 47,052.30 and 9,175.37 is: 13,765.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,363.70 : 47,052.30 = 9,175.37 : x
  2. Step 2: Convert to fraction form
    31,363.70/47,052.30 = 9,175.37/x
  3. Step 3: Cross multiply
    31,363.70x = 47,052.30 × 9,175.37
  4. Step 4: Simplify right side
    31,363.70x = 431,722,261.85
  5. Step 5: Solve for x
    x = 431,722,261.85/31,363.70
  6. Step 6: Final answer
    x = 13,765.03

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1.5x scale

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.