Home / 17,171.04-23,681.52-11,857.44

Finding the Fourth Proportional to 17,171.04, 23,681.52 and 11,857.44

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Solution

The fourth proportional to 17,171.04, 23,681.52 and 11,857.44 is: 16,353.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,171.04 : 23,681.52 = 11,857.44 : x
  2. Step 2: Convert to fraction form
    17,171.04/23,681.52 = 11,857.44/x
  3. Step 3: Cross multiply
    17,171.04x = 23,681.52 × 11,857.44
  4. Step 4: Simplify right side
    17,171.04x = 280,802,202.51
  5. Step 5: Solve for x
    x = 280,802,202.51/17,171.04
  6. Step 6: Final answer
    x = 16,353.24

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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.