Home / 31,273.20-46,912.26-9,086.96

Finding the Fourth Proportional to 31,273.20, 46,912.26 and 9,086.96

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Solution

The fourth proportional to 31,273.20, 46,912.26 and 9,086.96 is: 13,631.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,273.20 : 46,912.26 = 9,086.96 : x
  2. Step 2: Convert to fraction form
    31,273.20/46,912.26 = 9,086.96/x
  3. Step 3: Cross multiply
    31,273.20x = 46,912.26 × 9,086.96
  4. Step 4: Simplify right side
    31,273.20x = 426,289,830.13
  5. Step 5: Solve for x
    x = 426,289,830.13/31,273.20
  6. Step 6: Final answer
    x = 13,631.15

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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.