Home / 10,168.44-14,029.92-6,392.24

Finding the Fourth Proportional to 10,168.44, 14,029.92 and 6,392.24

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Solution

The fourth proportional to 10,168.44, 14,029.92 and 6,392.24 is: 8,819.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,168.44 : 14,029.92 = 6,392.24 : x
  2. Step 2: Convert to fraction form
    10,168.44/14,029.92 = 6,392.24/x
  3. Step 3: Cross multiply
    10,168.44x = 14,029.92 × 6,392.24
  4. Step 4: Simplify right side
    10,168.44x = 89,682,615.82
  5. Step 5: Solve for x
    x = 89,682,615.82/10,168.44
  6. Step 6: Final answer
    x = 8,819.70

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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.