Home / 13,963.32-19,268.37-8,297.82

Finding the Fourth Proportional to 13,963.32, 19,268.37 and 8,297.82

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Solution

The fourth proportional to 13,963.32, 19,268.37 and 8,297.82 is: 11,450.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,963.32 : 19,268.37 = 8,297.82 : x
  2. Step 2: Convert to fraction form
    13,963.32/19,268.37 = 8,297.82/x
  3. Step 3: Cross multiply
    13,963.32x = 19,268.37 × 8,297.82
  4. Step 4: Simplify right side
    13,963.32x = 159,885,465.95
  5. Step 5: Solve for x
    x = 159,885,465.95/13,963.32
  6. Step 6: Final answer
    x = 11,450.39

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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.