Home / 16,816.77-23,207.18-9,262.89

Finding the Fourth Proportional to 16,816.77, 23,207.18 and 9,262.89

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Solution

The fourth proportional to 16,816.77, 23,207.18 and 9,262.89 is: 12,782.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,816.77 : 23,207.18 = 9,262.89 : x
  2. Step 2: Convert to fraction form
    16,816.77/23,207.18 = 9,262.89/x
  3. Step 3: Cross multiply
    16,816.77x = 23,207.18 × 9,262.89
  4. Step 4: Simplify right side
    16,816.77x = 214,965,509.24
  5. Step 5: Solve for x
    x = 214,965,509.24/16,816.77
  6. Step 6: Final answer
    x = 12,782.81

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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.