Home / 31,190.27-46,785.76-9,003.86

Finding the Fourth Proportional to 31,190.27, 46,785.76 and 9,003.86

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Solution

The fourth proportional to 31,190.27, 46,785.76 and 9,003.86 is: 13,505.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,190.27 : 46,785.76 = 9,003.86 : x
  2. Step 2: Convert to fraction form
    31,190.27/46,785.76 = 9,003.86/x
  3. Step 3: Cross multiply
    31,190.27x = 46,785.76 × 9,003.86
  4. Step 4: Simplify right side
    31,190.27x = 421,252,176.60
  5. Step 5: Solve for x
    x = 421,252,176.60/31,190.27
  6. Step 6: Final answer
    x = 13,505.88

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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.