Home / 14,965.26-20,649.30-8,997.03

Finding the Fourth Proportional to 14,965.26, 20,649.30 and 8,997.03

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Solution

The fourth proportional to 14,965.26, 20,649.30 and 8,997.03 is: 12,414.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,965.26 : 20,649.30 = 8,997.03 : x
  2. Step 2: Convert to fraction form
    14,965.26/20,649.30 = 8,997.03/x
  3. Step 3: Cross multiply
    14,965.26x = 20,649.30 × 8,997.03
  4. Step 4: Simplify right side
    14,965.26x = 185,782,371.58
  5. Step 5: Solve for x
    x = 185,782,371.58/14,965.26
  6. Step 6: Final answer
    x = 12,414.24

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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.