Home / 14,975.96-22,467.92-5,115.22

Finding the Fourth Proportional to 14,975.96, 22,467.92 and 5,115.22

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Solution

The fourth proportional to 14,975.96, 22,467.92 and 5,115.22 is: 7,674.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,975.96 : 22,467.92 = 5,115.22 : x
  2. Step 2: Convert to fraction form
    14,975.96/22,467.92 = 5,115.22/x
  3. Step 3: Cross multiply
    14,975.96x = 22,467.92 × 5,115.22
  4. Step 4: Simplify right side
    14,975.96x = 114,928,272.00
  5. Step 5: Solve for x
    x = 114,928,272.00/14,975.96
  6. Step 6: Final answer
    x = 7,674.19

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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.