Home / 18,564.75-25,619.36-10,181.25

Finding the Fourth Proportional to 18,564.75, 25,619.36 and 10,181.25

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Solution

The fourth proportional to 18,564.75, 25,619.36 and 10,181.25 is: 14,050.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,564.75 : 25,619.36 = 10,181.25 : x
  2. Step 2: Convert to fraction form
    18,564.75/25,619.36 = 10,181.25/x
  3. Step 3: Cross multiply
    18,564.75x = 25,619.36 × 10,181.25
  4. Step 4: Simplify right side
    18,564.75x = 260,837,058.09
  5. Step 5: Solve for x
    x = 260,837,058.09/18,564.75
  6. Step 6: Final answer
    x = 14,050.13

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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.