Home / 13,303.97-19,959.08-3,944.06

Finding the Fourth Proportional to 13,303.97, 19,959.08 and 3,944.06

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Solution

The fourth proportional to 13,303.97, 19,959.08 and 3,944.06 is: 5,917.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,303.97 : 19,959.08 = 3,944.06 : x
  2. Step 2: Convert to fraction form
    13,303.97/19,959.08 = 3,944.06/x
  3. Step 3: Cross multiply
    13,303.97x = 19,959.08 × 3,944.06
  4. Step 4: Simplify right side
    13,303.97x = 78,719,839.24
  5. Step 5: Solve for x
    x = 78,719,839.24/13,303.97
  6. Step 6: Final answer
    x = 5,917.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.