Home / 13,965.56-19,273.40-7,998.04

Finding the Fourth Proportional to 13,965.56, 19,273.40 and 7,998.04

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Solution

The fourth proportional to 13,965.56, 19,273.40 and 7,998.04 is: 11,037.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,965.56 : 19,273.40 = 7,998.04 : x
  2. Step 2: Convert to fraction form
    13,965.56/19,273.40 = 7,998.04/x
  3. Step 3: Cross multiply
    13,965.56x = 19,273.40 × 7,998.04
  4. Step 4: Simplify right side
    13,965.56x = 154,149,424.14
  5. Step 5: Solve for x
    x = 154,149,424.14/13,965.56
  6. Step 6: Final answer
    x = 11,037.83

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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.