Home / 17,642.25-26,459.42-5,159.03

Finding the Fourth Proportional to 17,642.25, 26,459.42 and 5,159.03

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Solution

The fourth proportional to 17,642.25, 26,459.42 and 5,159.03 is: 7,737.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,642.25 : 26,459.42 = 5,159.03 : x
  2. Step 2: Convert to fraction form
    17,642.25/26,459.42 = 5,159.03/x
  3. Step 3: Cross multiply
    17,642.25x = 26,459.42 × 5,159.03
  4. Step 4: Simplify right side
    17,642.25x = 136,504,783.47
  5. Step 5: Solve for x
    x = 136,504,783.47/17,642.25
  6. Step 6: Final answer
    x = 7,737.38

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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.