Home / 14,090.88-19,447.14-8,042.58

Finding the Fourth Proportional to 14,090.88, 19,447.14 and 8,042.58

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Solution

The fourth proportional to 14,090.88, 19,447.14 and 8,042.58 is: 11,099.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,090.88 : 19,447.14 = 8,042.58 : x
  2. Step 2: Convert to fraction form
    14,090.88/19,447.14 = 8,042.58/x
  3. Step 3: Cross multiply
    14,090.88x = 19,447.14 × 8,042.58
  4. Step 4: Simplify right side
    14,090.88x = 156,405,179.22
  5. Step 5: Solve for x
    x = 156,405,179.22/14,090.88
  6. Step 6: Final answer
    x = 11,099.75

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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.