Home / 11,732.20-16,188.90-7,014.76

Finding the Fourth Proportional to 11,732.20, 16,188.90 and 7,014.76

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Solution

The fourth proportional to 11,732.20, 16,188.90 and 7,014.76 is: 9,679.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,732.20 : 16,188.90 = 7,014.76 : x
  2. Step 2: Convert to fraction form
    11,732.20/16,188.90 = 7,014.76/x
  3. Step 3: Cross multiply
    11,732.20x = 16,188.90 × 7,014.76
  4. Step 4: Simplify right side
    11,732.20x = 113,561,248.16
  5. Step 5: Solve for x
    x = 113,561,248.16/11,732.20
  6. Step 6: Final answer
    x = 9,679.45

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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.