Home / 16,702.86-25,039.38-6,321.90

Finding the Fourth Proportional to 16,702.86, 25,039.38 and 6,321.90

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Solution

The fourth proportional to 16,702.86, 25,039.38 and 6,321.90 is: 9,477.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,702.86 : 25,039.38 = 6,321.90 : x
  2. Step 2: Convert to fraction form
    16,702.86/25,039.38 = 6,321.90/x
  3. Step 3: Cross multiply
    16,702.86x = 25,039.38 × 6,321.90
  4. Step 4: Simplify right side
    16,702.86x = 158,296,456.42
  5. Step 5: Solve for x
    x = 158,296,456.42/16,702.86
  6. Step 6: Final answer
    x = 9,477.21

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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.