Home / 16,518.64-24,786.78-7,753.63

Finding the Fourth Proportional to 16,518.64, 24,786.78 and 7,753.63

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Solution

The fourth proportional to 16,518.64, 24,786.78 and 7,753.63 is: 11,634.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,518.64 : 24,786.78 = 7,753.63 : x
  2. Step 2: Convert to fraction form
    16,518.64/24,786.78 = 7,753.63/x
  3. Step 3: Cross multiply
    16,518.64x = 24,786.78 × 7,753.63
  4. Step 4: Simplify right side
    16,518.64x = 192,187,521.01
  5. Step 5: Solve for x
    x = 192,187,521.01/16,518.64
  6. Step 6: Final answer
    x = 11,634.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.