Home / 15,322.05-22,986.33-5,327.10

Finding the Fourth Proportional to 15,322.05, 22,986.33 and 5,327.10

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Solution

The fourth proportional to 15,322.05, 22,986.33 and 5,327.10 is: 7,991.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,322.05 : 22,986.33 = 5,327.10 : x
  2. Step 2: Convert to fraction form
    15,322.05/22,986.33 = 5,327.10/x
  3. Step 3: Cross multiply
    15,322.05x = 22,986.33 × 5,327.10
  4. Step 4: Simplify right side
    15,322.05x = 122,450,478.54
  5. Step 5: Solve for x
    x = 122,450,478.54/15,322.05
  6. Step 6: Final answer
    x = 7,991.78

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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.