Home / 13,273.36-19,896.14-4,949.76

Finding the Fourth Proportional to 13,273.36, 19,896.14 and 4,949.76

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Solution

The fourth proportional to 13,273.36, 19,896.14 and 4,949.76 is: 7,419.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,273.36 : 19,896.14 = 4,949.76 : x
  2. Step 2: Convert to fraction form
    13,273.36/19,896.14 = 4,949.76/x
  3. Step 3: Cross multiply
    13,273.36x = 19,896.14 × 4,949.76
  4. Step 4: Simplify right side
    13,273.36x = 98,481,117.93
  5. Step 5: Solve for x
    x = 98,481,117.93/13,273.36
  6. Step 6: Final answer
    x = 7,419.46

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1.5x scale

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.