Home / 17,720.74-26,583.54-5,241.75

Finding the Fourth Proportional to 17,720.74, 26,583.54 and 5,241.75

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Solution

The fourth proportional to 17,720.74, 26,583.54 and 5,241.75 is: 7,863.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,720.74 : 26,583.54 = 5,241.75 : x
  2. Step 2: Convert to fraction form
    17,720.74/26,583.54 = 5,241.75/x
  3. Step 3: Cross multiply
    17,720.74x = 26,583.54 × 5,241.75
  4. Step 4: Simplify right side
    17,720.74x = 139,344,270.80
  5. Step 5: Solve for x
    x = 139,344,270.80/17,720.74
  6. Step 6: Final answer
    x = 7,863.34

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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.