Home / 18,336.86-27,509.43-6,650.18

Finding the Fourth Proportional to 18,336.86, 27,509.43 and 6,650.18

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Solution

The fourth proportional to 18,336.86, 27,509.43 and 6,650.18 is: 9,976.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,336.86 : 27,509.43 = 6,650.18 : x
  2. Step 2: Convert to fraction form
    18,336.86/27,509.43 = 6,650.18/x
  3. Step 3: Cross multiply
    18,336.86x = 27,509.43 × 6,650.18
  4. Step 4: Simplify right side
    18,336.86x = 182,942,661.20
  5. Step 5: Solve for x
    x = 182,942,661.20/18,336.86
  6. Step 6: Final answer
    x = 9,976.77

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1.5x scale

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.