Home / 13,904.66-19,185.44-8,241.18

Finding the Fourth Proportional to 13,904.66, 19,185.44 and 8,241.18

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Solution

The fourth proportional to 13,904.66, 19,185.44 and 8,241.18 is: 11,371.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,904.66 : 19,185.44 = 8,241.18 : x
  2. Step 2: Convert to fraction form
    13,904.66/19,185.44 = 8,241.18/x
  3. Step 3: Cross multiply
    13,904.66x = 19,185.44 × 8,241.18
  4. Step 4: Simplify right side
    13,904.66x = 158,110,664.42
  5. Step 5: Solve for x
    x = 158,110,664.42/13,904.66
  6. Step 6: Final answer
    x = 11,371.06

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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.