Home / 12,885.08-19,333.14-5,493.02

Finding the Fourth Proportional to 12,885.08, 19,333.14 and 5,493.02

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Solution

The fourth proportional to 12,885.08, 19,333.14 and 5,493.02 is: 8,241.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,885.08 : 19,333.14 = 5,493.02 : x
  2. Step 2: Convert to fraction form
    12,885.08/19,333.14 = 5,493.02/x
  3. Step 3: Cross multiply
    12,885.08x = 19,333.14 × 5,493.02
  4. Step 4: Simplify right side
    12,885.08x = 106,197,324.68
  5. Step 5: Solve for x
    x = 106,197,324.68/12,885.08
  6. Step 6: Final answer
    x = 8,241.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.