Home / 15,972.54-23,943.69-5,577.54

Finding the Fourth Proportional to 15,972.54, 23,943.69 and 5,577.54

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Solution

The fourth proportional to 15,972.54, 23,943.69 and 5,577.54 is: 8,361.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,972.54 : 23,943.69 = 5,577.54 : x
  2. Step 2: Convert to fraction form
    15,972.54/23,943.69 = 5,577.54/x
  3. Step 3: Cross multiply
    15,972.54x = 23,943.69 × 5,577.54
  4. Step 4: Simplify right side
    15,972.54x = 133,546,888.72
  5. Step 5: Solve for x
    x = 133,546,888.72/15,972.54
  6. Step 6: Final answer
    x = 8,361.03

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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.