Home / 11,301.55-16,933.63-8,008.77

Finding the Fourth Proportional to 11,301.55, 16,933.63 and 8,008.77

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Solution

The fourth proportional to 11,301.55, 16,933.63 and 8,008.77 is: 11,999.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,301.55 : 16,933.63 = 8,008.77 : x
  2. Step 2: Convert to fraction form
    11,301.55/16,933.63 = 8,008.77/x
  3. Step 3: Cross multiply
    11,301.55x = 16,933.63 × 8,008.77
  4. Step 4: Simplify right side
    11,301.55x = 135,617,443.25
  5. Step 5: Solve for x
    x = 135,617,443.25/11,301.55
  6. Step 6: Final answer
    x = 11,999.90

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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.