Home / 18,061.72-27,093.80-6,968.50

Finding the Fourth Proportional to 18,061.72, 27,093.80 and 6,968.50

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Solution

The fourth proportional to 18,061.72, 27,093.80 and 6,968.50 is: 10,453.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,061.72 : 27,093.80 = 6,968.50 : x
  2. Step 2: Convert to fraction form
    18,061.72/27,093.80 = 6,968.50/x
  3. Step 3: Cross multiply
    18,061.72x = 27,093.80 × 6,968.50
  4. Step 4: Simplify right side
    18,061.72x = 188,803,145.30
  5. Step 5: Solve for x
    x = 188,803,145.30/18,061.72
  6. Step 6: Final answer
    x = 10,453.22

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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.