Home / 16,816.16-23,207.36-9,262.49

Finding the Fourth Proportional to 16,816.16, 23,207.36 and 9,262.49

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Solution

The fourth proportional to 16,816.16, 23,207.36 and 9,262.49 is: 12,782.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,816.16 : 23,207.36 = 9,262.49 : x
  2. Step 2: Convert to fraction form
    16,816.16/23,207.36 = 9,262.49/x
  3. Step 3: Cross multiply
    16,816.16x = 23,207.36 × 9,262.49
  4. Step 4: Simplify right side
    16,816.16x = 214,958,003.73
  5. Step 5: Solve for x
    x = 214,958,003.73/16,816.16
  6. Step 6: Final answer
    x = 12,782.82

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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.