Home / 11,045.64-16,566.62-9,183.40

Finding the Fourth Proportional to 11,045.64, 16,566.62 and 9,183.40

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Solution

The fourth proportional to 11,045.64, 16,566.62 and 9,183.40 is: 13,773.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,045.64 : 16,566.62 = 9,183.40 : x
  2. Step 2: Convert to fraction form
    11,045.64/16,566.62 = 9,183.40/x
  3. Step 3: Cross multiply
    11,045.64x = 16,566.62 × 9,183.40
  4. Step 4: Simplify right side
    11,045.64x = 152,137,898.11
  5. Step 5: Solve for x
    x = 152,137,898.11/11,045.64
  6. Step 6: Final answer
    x = 13,773.57

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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.