Home / 16,786.17-23,168.41-10,649.90

Finding the Fourth Proportional to 16,786.17, 23,168.41 and 10,649.90

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Solution

The fourth proportional to 16,786.17, 23,168.41 and 10,649.90 is: 14,699.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,786.17 : 23,168.41 = 10,649.90 : x
  2. Step 2: Convert to fraction form
    16,786.17/23,168.41 = 10,649.90/x
  3. Step 3: Cross multiply
    16,786.17x = 23,168.41 × 10,649.90
  4. Step 4: Simplify right side
    16,786.17x = 246,741,280.96
  5. Step 5: Solve for x
    x = 246,741,280.96/16,786.17
  6. Step 6: Final answer
    x = 14,699.08

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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.