Home / 13,936.86-19,233.27-8,349.66

Finding the Fourth Proportional to 13,936.86, 19,233.27 and 8,349.66

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Solution

The fourth proportional to 13,936.86, 19,233.27 and 8,349.66 is: 11,522.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,936.86 : 19,233.27 = 8,349.66 : x
  2. Step 2: Convert to fraction form
    13,936.86/19,233.27 = 8,349.66/x
  3. Step 3: Cross multiply
    13,936.86x = 19,233.27 × 8,349.66
  4. Step 4: Simplify right side
    13,936.86x = 160,591,265.19
  5. Step 5: Solve for x
    x = 160,591,265.19/13,936.86
  6. Step 6: Final answer
    x = 11,522.77

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1.5x scale

Why These Related Problems?

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