Home / 13,963.11-19,268.56-7,995.34

Finding the Fourth Proportional to 13,963.11, 19,268.56 and 7,995.34

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Solution

The fourth proportional to 13,963.11, 19,268.56 and 7,995.34 is: 11,033.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,963.11 : 19,268.56 = 7,995.34 : x
  2. Step 2: Convert to fraction form
    13,963.11/19,268.56 = 7,995.34/x
  3. Step 3: Cross multiply
    13,963.11x = 19,268.56 × 7,995.34
  4. Step 4: Simplify right side
    13,963.11x = 154,058,688.51
  5. Step 5: Solve for x
    x = 154,058,688.51/13,963.11
  6. Step 6: Final answer
    x = 11,033.26

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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.