Home / 18,222.44-27,334.38-5,075.96

Finding the Fourth Proportional to 18,222.44, 27,334.38 and 5,075.96

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Solution

The fourth proportional to 18,222.44, 27,334.38 and 5,075.96 is: 7,614.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,222.44 : 27,334.38 = 5,075.96 : x
  2. Step 2: Convert to fraction form
    18,222.44/27,334.38 = 5,075.96/x
  3. Step 3: Cross multiply
    18,222.44x = 27,334.38 × 5,075.96
  4. Step 4: Simplify right side
    18,222.44x = 138,748,219.50
  5. Step 5: Solve for x
    x = 138,748,219.50/18,222.44
  6. Step 6: Final answer
    x = 7,614.14

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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.