Home / 16,914.21-25,371.90-5,820.66

Finding the Fourth Proportional to 16,914.21, 25,371.90 and 5,820.66

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Solution

The fourth proportional to 16,914.21, 25,371.90 and 5,820.66 is: 8,731.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,914.21 : 25,371.90 = 5,820.66 : x
  2. Step 2: Convert to fraction form
    16,914.21/25,371.90 = 5,820.66/x
  3. Step 3: Cross multiply
    16,914.21x = 25,371.90 × 5,820.66
  4. Step 4: Simplify right side
    16,914.21x = 147,681,203.45
  5. Step 5: Solve for x
    x = 147,681,203.45/16,914.21
  6. Step 6: Final answer
    x = 8,731.19

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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.