Home / 13,963.19-19,269.42-7,995.38

Finding the Fourth Proportional to 13,963.19, 19,269.42 and 7,995.38

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Solution

The fourth proportional to 13,963.19, 19,269.42 and 7,995.38 is: 11,033.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,963.19 : 19,269.42 = 7,995.38 : x
  2. Step 2: Convert to fraction form
    13,963.19/19,269.42 = 7,995.38/x
  3. Step 3: Cross multiply
    13,963.19x = 19,269.42 × 7,995.38
  4. Step 4: Simplify right side
    13,963.19x = 154,066,335.28
  5. Step 5: Solve for x
    x = 154,066,335.28/13,963.19
  6. Step 6: Final answer
    x = 11,033.75

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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.