Home / 14,093.28-19,447.02-8,126.88

Finding the Fourth Proportional to 14,093.28, 19,447.02 and 8,126.88

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Solution

The fourth proportional to 14,093.28, 19,447.02 and 8,126.88 is: 11,214.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,093.28 : 19,447.02 = 8,126.88 : x
  2. Step 2: Convert to fraction form
    14,093.28/19,447.02 = 8,126.88/x
  3. Step 3: Cross multiply
    14,093.28x = 19,447.02 × 8,126.88
  4. Step 4: Simplify right side
    14,093.28x = 158,043,597.90
  5. Step 5: Solve for x
    x = 158,043,597.90/14,093.28
  6. Step 6: Final answer
    x = 11,214.11

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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.