Home / 13,965.36-19,288.63-9,241.44

Finding the Fourth Proportional to 13,965.36, 19,288.63 and 9,241.44

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Solution

The fourth proportional to 13,965.36, 19,288.63 and 9,241.44 is: 12,764.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,965.36 : 19,288.63 = 9,241.44 : x
  2. Step 2: Convert to fraction form
    13,965.36/19,288.63 = 9,241.44/x
  3. Step 3: Cross multiply
    13,965.36x = 19,288.63 × 9,241.44
  4. Step 4: Simplify right side
    13,965.36x = 178,254,716.83
  5. Step 5: Solve for x
    x = 178,254,716.83/13,965.36
  6. Step 6: Final answer
    x = 12,764.06

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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.