Home / 14,679.48-20,262.24-8,396.04

Finding the Fourth Proportional to 14,679.48, 20,262.24 and 8,396.04

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Solution

The fourth proportional to 14,679.48, 20,262.24 and 8,396.04 is: 11,589.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,679.48 : 20,262.24 = 8,396.04 : x
  2. Step 2: Convert to fraction form
    14,679.48/20,262.24 = 8,396.04/x
  3. Step 3: Cross multiply
    14,679.48x = 20,262.24 × 8,396.04
  4. Step 4: Simplify right side
    14,679.48x = 170,122,577.53
  5. Step 5: Solve for x
    x = 170,122,577.53/14,679.48
  6. Step 6: Final answer
    x = 11,589.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.