Home / 16,786.17-23,163.48-9,713.07

Finding the Fourth Proportional to 16,786.17, 23,163.48 and 9,713.07

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Solution

The fourth proportional to 16,786.17, 23,163.48 and 9,713.07 is: 13,403.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,786.17 : 23,163.48 = 9,713.07 : x
  2. Step 2: Convert to fraction form
    16,786.17/23,163.48 = 9,713.07/x
  3. Step 3: Cross multiply
    16,786.17x = 23,163.48 × 9,713.07
  4. Step 4: Simplify right side
    16,786.17x = 224,988,502.68
  5. Step 5: Solve for x
    x = 224,988,502.68/16,786.17
  6. Step 6: Final answer
    x = 13,403.21

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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.