Home / 9,426.36-14,144.85-8,682.78

Finding the Fourth Proportional to 9,426.36, 14,144.85 and 8,682.78

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Solution

The fourth proportional to 9,426.36, 14,144.85 and 8,682.78 is: 13,029.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,426.36 : 14,144.85 = 8,682.78 : x
  2. Step 2: Convert to fraction form
    9,426.36/14,144.85 = 8,682.78/x
  3. Step 3: Cross multiply
    9,426.36x = 14,144.85 × 8,682.78
  4. Step 4: Simplify right side
    9,426.36x = 122,816,620.68
  5. Step 5: Solve for x
    x = 122,816,620.68/9,426.36
  6. Step 6: Final answer
    x = 13,029.06

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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.