Home / 13,974.15-20,956.77-4,612.43

Finding the Fourth Proportional to 13,974.15, 20,956.77 and 4,612.43

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Solution

The fourth proportional to 13,974.15, 20,956.77 and 4,612.43 is: 6,917.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,974.15 : 20,956.77 = 4,612.43 : x
  2. Step 2: Convert to fraction form
    13,974.15/20,956.77 = 4,612.43/x
  3. Step 3: Cross multiply
    13,974.15x = 20,956.77 × 4,612.43
  4. Step 4: Simplify right side
    13,974.15x = 96,661,634.65
  5. Step 5: Solve for x
    x = 96,661,634.65/13,974.15
  6. Step 6: Final answer
    x = 6,917.17

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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.