Home / 13,963.13-19,269.11-7,996.77

Finding the Fourth Proportional to 13,963.13, 19,269.11 and 7,996.77

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Solution

The fourth proportional to 13,963.13, 19,269.11 and 7,996.77 is: 11,035.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,963.13 : 19,269.11 = 7,996.77 : x
  2. Step 2: Convert to fraction form
    13,963.13/19,269.11 = 7,996.77/x
  3. Step 3: Cross multiply
    13,963.13x = 19,269.11 × 7,996.77
  4. Step 4: Simplify right side
    13,963.13x = 154,090,660.77
  5. Step 5: Solve for x
    x = 154,090,660.77/13,963.13
  6. Step 6: Final answer
    x = 11,035.54

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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.