Home / 13,961.82-19,266.30-8,296.32

Finding the Fourth Proportional to 13,961.82, 19,266.30 and 8,296.32

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Solution

The fourth proportional to 13,961.82, 19,266.30 and 8,296.32 is: 11,448.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,961.82 : 19,266.30 = 8,296.32 : x
  2. Step 2: Convert to fraction form
    13,961.82/19,266.30 = 8,296.32/x
  3. Step 3: Cross multiply
    13,961.82x = 19,266.30 × 8,296.32
  4. Step 4: Simplify right side
    13,961.82x = 159,839,390.02
  5. Step 5: Solve for x
    x = 159,839,390.02/13,961.82
  6. Step 6: Final answer
    x = 11,448.32

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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.