Home / 31,180.27-46,770.06-8,992.92

Finding the Fourth Proportional to 31,180.27, 46,770.06 and 8,992.92

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Solution

The fourth proportional to 31,180.27, 46,770.06 and 8,992.92 is: 13,489.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,180.27 : 46,770.06 = 8,992.92 : x
  2. Step 2: Convert to fraction form
    31,180.27/46,770.06 = 8,992.92/x
  3. Step 3: Cross multiply
    31,180.27x = 46,770.06 × 8,992.92
  4. Step 4: Simplify right side
    31,180.27x = 420,599,407.98
  5. Step 5: Solve for x
    x = 420,599,407.98/31,180.27
  6. Step 6: Final answer
    x = 13,489.28

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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.