Home / 14,342.24-21,467.30-7,662.04

Finding the Fourth Proportional to 14,342.24, 21,467.30 and 7,662.04

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Solution

The fourth proportional to 14,342.24, 21,467.30 and 7,662.04 is: 11,468.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,342.24 : 21,467.30 = 7,662.04 : x
  2. Step 2: Convert to fraction form
    14,342.24/21,467.30 = 7,662.04/x
  3. Step 3: Cross multiply
    14,342.24x = 21,467.30 × 7,662.04
  4. Step 4: Simplify right side
    14,342.24x = 164,483,219.31
  5. Step 5: Solve for x
    x = 164,483,219.31/14,342.24
  6. Step 6: Final answer
    x = 11,468.45

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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.