Home / 16,026.27-22,120.56-9,221.07

Finding the Fourth Proportional to 16,026.27, 22,120.56 and 9,221.07

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Solution

The fourth proportional to 16,026.27, 22,120.56 and 9,221.07 is: 12,727.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,026.27 : 22,120.56 = 9,221.07 : x
  2. Step 2: Convert to fraction form
    16,026.27/22,120.56 = 9,221.07/x
  3. Step 3: Cross multiply
    16,026.27x = 22,120.56 × 9,221.07
  4. Step 4: Simplify right side
    16,026.27x = 203,975,232.20
  5. Step 5: Solve for x
    x = 203,975,232.20/16,026.27
  6. Step 6: Final answer
    x = 12,727.55

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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.