Home / 13,965.98-19,273.86-7,996.28

Finding the Fourth Proportional to 13,965.98, 19,273.86 and 7,996.28

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Solution

The fourth proportional to 13,965.98, 19,273.86 and 7,996.28 is: 11,035.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,965.98 : 19,273.86 = 7,996.28 : x
  2. Step 2: Convert to fraction form
    13,965.98/19,273.86 = 7,996.28/x
  3. Step 3: Cross multiply
    13,965.98x = 19,273.86 × 7,996.28
  4. Step 4: Simplify right side
    13,965.98x = 154,119,181.24
  5. Step 5: Solve for x
    x = 154,119,181.24/13,965.98
  6. Step 6: Final answer
    x = 11,035.33

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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.