Home / 16,717.05-23,072.96-9,642.51

Finding the Fourth Proportional to 16,717.05, 23,072.96 and 9,642.51

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Solution

The fourth proportional to 16,717.05, 23,072.96 and 9,642.51 is: 13,308.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,717.05 : 23,072.96 = 9,642.51 : x
  2. Step 2: Convert to fraction form
    16,717.05/23,072.96 = 9,642.51/x
  3. Step 3: Cross multiply
    16,717.05x = 23,072.96 × 9,642.51
  4. Step 4: Simplify right side
    16,717.05x = 222,481,247.53
  5. Step 5: Solve for x
    x = 222,481,247.53/16,717.05
  6. Step 6: Final answer
    x = 13,308.64

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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.