Home / 13,963.63-19,269.81-7,997.27

Finding the Fourth Proportional to 13,963.63, 19,269.81 and 7,997.27

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Solution

The fourth proportional to 13,963.63, 19,269.81 and 7,997.27 is: 11,036.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,963.63 : 19,269.81 = 7,997.27 : x
  2. Step 2: Convert to fraction form
    13,963.63/19,269.81 = 7,997.27/x
  3. Step 3: Cross multiply
    13,963.63x = 19,269.81 × 7,997.27
  4. Step 4: Simplify right side
    13,963.63x = 154,105,833.43
  5. Step 5: Solve for x
    x = 154,105,833.43/13,963.63
  6. Step 6: Final answer
    x = 11,036.23

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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.