Home / 31,626.24-47,445.84-9,440.88

Finding the Fourth Proportional to 31,626.24, 47,445.84 and 9,440.88

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Solution

The fourth proportional to 31,626.24, 47,445.84 and 9,440.88 is: 14,163.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,626.24 : 47,445.84 = 9,440.88 : x
  2. Step 2: Convert to fraction form
    31,626.24/47,445.84 = 9,440.88/x
  3. Step 3: Cross multiply
    31,626.24x = 47,445.84 × 9,440.88
  4. Step 4: Simplify right side
    31,626.24x = 447,930,481.94
  5. Step 5: Solve for x
    x = 447,930,481.94/31,626.24
  6. Step 6: Final answer
    x = 14,163.25

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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.