Home / 11,817.60-17,695.20-9,466.56

Finding the Fourth Proportional to 11,817.60, 17,695.20 and 9,466.56

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Solution

The fourth proportional to 11,817.60, 17,695.20 and 9,466.56 is: 14,174.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,817.60 : 17,695.20 = 9,466.56 : x
  2. Step 2: Convert to fraction form
    11,817.60/17,695.20 = 9,466.56/x
  3. Step 3: Cross multiply
    11,817.60x = 17,695.20 × 9,466.56
  4. Step 4: Simplify right side
    11,817.60x = 167,512,672.51
  5. Step 5: Solve for x
    x = 167,512,672.51/11,817.60
  6. Step 6: Final answer
    x = 14,174.85

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1.5x scale

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.