Home / 22,080.07-30,470.64-12,008.62

Finding the Fourth Proportional to 22,080.07, 30,470.64 and 12,008.62

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Solution

The fourth proportional to 22,080.07, 30,470.64 and 12,008.62 is: 16,571.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,080.07 : 30,470.64 = 12,008.62 : x
  2. Step 2: Convert to fraction form
    22,080.07/30,470.64 = 12,008.62/x
  3. Step 3: Cross multiply
    22,080.07x = 30,470.64 × 12,008.62
  4. Step 4: Simplify right side
    22,080.07x = 365,910,336.92
  5. Step 5: Solve for x
    x = 365,910,336.92/22,080.07
  6. Step 6: Final answer
    x = 16,571.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.