Home / 31,687.13-47,516.69-9,496.37

Finding the Fourth Proportional to 31,687.13, 47,516.69 and 9,496.37

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Solution

The fourth proportional to 31,687.13, 47,516.69 and 9,496.37 is: 14,240.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,687.13 : 47,516.69 = 9,496.37 : x
  2. Step 2: Convert to fraction form
    31,687.13/47,516.69 = 9,496.37/x
  3. Step 3: Cross multiply
    31,687.13x = 47,516.69 × 9,496.37
  4. Step 4: Simplify right side
    31,687.13x = 451,236,211.95
  5. Step 5: Solve for x
    x = 451,236,211.95/31,687.13
  6. Step 6: Final answer
    x = 14,240.36

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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.