Home / 18,336.30-27,504.93-6,650.70

Finding the Fourth Proportional to 18,336.30, 27,504.93 and 6,650.70

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Solution

The fourth proportional to 18,336.30, 27,504.93 and 6,650.70 is: 9,976.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,336.30 : 27,504.93 = 6,650.70 : x
  2. Step 2: Convert to fraction form
    18,336.30/27,504.93 = 6,650.70/x
  3. Step 3: Cross multiply
    18,336.30x = 27,504.93 × 6,650.70
  4. Step 4: Simplify right side
    18,336.30x = 182,927,037.95
  5. Step 5: Solve for x
    x = 182,927,037.95/18,336.30
  6. Step 6: Final answer
    x = 9,976.22

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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.