Home / 12,108.88-16,664.75-10,244.97

Finding the Fourth Proportional to 12,108.88, 16,664.75 and 10,244.97

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Solution

The fourth proportional to 12,108.88, 16,664.75 and 10,244.97 is: 14,099.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,108.88 : 16,664.75 = 10,244.97 : x
  2. Step 2: Convert to fraction form
    12,108.88/16,664.75 = 10,244.97/x
  3. Step 3: Cross multiply
    12,108.88x = 16,664.75 × 10,244.97
  4. Step 4: Simplify right side
    12,108.88x = 170,729,863.81
  5. Step 5: Solve for x
    x = 170,729,863.81/12,108.88
  6. Step 6: Final answer
    x = 14,099.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.