Home / 14,679.04-20,262.40-9,712.64

Finding the Fourth Proportional to 14,679.04, 20,262.40 and 9,712.64

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Solution

The fourth proportional to 14,679.04, 20,262.40 and 9,712.64 is: 13,406.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,679.04 : 20,262.40 = 9,712.64 : x
  2. Step 2: Convert to fraction form
    14,679.04/20,262.40 = 9,712.64/x
  3. Step 3: Cross multiply
    14,679.04x = 20,262.40 × 9,712.64
  4. Step 4: Simplify right side
    14,679.04x = 196,801,396.74
  5. Step 5: Solve for x
    x = 196,801,396.74/14,679.04
  6. Step 6: Final answer
    x = 13,406.97

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