Home / 16,742.34-25,067.43-13,615.02

Finding the Fourth Proportional to 16,742.34, 25,067.43 and 13,615.02

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Solution

The fourth proportional to 16,742.34, 25,067.43 and 13,615.02 is: 20,385.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,742.34 : 25,067.43 = 13,615.02 : x
  2. Step 2: Convert to fraction form
    16,742.34/25,067.43 = 13,615.02/x
  3. Step 3: Cross multiply
    16,742.34x = 25,067.43 × 13,615.02
  4. Step 4: Simplify right side
    16,742.34x = 341,293,560.80
  5. Step 5: Solve for x
    x = 341,293,560.80/16,742.34
  6. Step 6: Final answer
    x = 20,385.06

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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.