Home / 31,086.15-46,636.51-12,367.25

Finding the Fourth Proportional to 31,086.15, 46,636.51 and 12,367.25

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Solution

The fourth proportional to 31,086.15, 46,636.51 and 12,367.25 is: 18,553.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,086.15 : 46,636.51 = 12,367.25 : x
  2. Step 2: Convert to fraction form
    31,086.15/46,636.51 = 12,367.25/x
  3. Step 3: Cross multiply
    31,086.15x = 46,636.51 × 12,367.25
  4. Step 4: Simplify right side
    31,086.15x = 576,765,378.30
  5. Step 5: Solve for x
    x = 576,765,378.30/31,086.15
  6. Step 6: Final answer
    x = 18,553.77

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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.