Home / 12,824.16-17,703.60-10,163.04

Finding the Fourth Proportional to 12,824.16, 17,703.60 and 10,163.04

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Solution

The fourth proportional to 12,824.16, 17,703.60 and 10,163.04 is: 14,029.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,824.16 : 17,703.60 = 10,163.04 : x
  2. Step 2: Convert to fraction form
    12,824.16/17,703.60 = 10,163.04/x
  3. Step 3: Cross multiply
    12,824.16x = 17,703.60 × 10,163.04
  4. Step 4: Simplify right side
    12,824.16x = 179,922,394.94
  5. Step 5: Solve for x
    x = 179,922,394.94/12,824.16
  6. Step 6: Final answer
    x = 14,029.96

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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.