Home / 16,262.80-22,441.32-9,190.48

Finding the Fourth Proportional to 16,262.80, 22,441.32 and 9,190.48

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Solution

The fourth proportional to 16,262.80, 22,441.32 and 9,190.48 is: 12,682.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,262.80 : 22,441.32 = 9,190.48 : x
  2. Step 2: Convert to fraction form
    16,262.80/22,441.32 = 9,190.48/x
  3. Step 3: Cross multiply
    16,262.80x = 22,441.32 × 9,190.48
  4. Step 4: Simplify right side
    16,262.80x = 206,246,502.63
  5. Step 5: Solve for x
    x = 206,246,502.63/16,262.80
  6. Step 6: Final answer
    x = 12,682.10

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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.