Home / 19,735.44-27,224.78-13,362.28

Finding the Fourth Proportional to 19,735.44, 27,224.78 and 13,362.28

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Solution

The fourth proportional to 19,735.44, 27,224.78 and 13,362.28 is: 18,433.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,735.44 : 27,224.78 = 13,362.28 : x
  2. Step 2: Convert to fraction form
    19,735.44/27,224.78 = 13,362.28/x
  3. Step 3: Cross multiply
    19,735.44x = 27,224.78 × 13,362.28
  4. Step 4: Simplify right side
    19,735.44x = 363,785,133.30
  5. Step 5: Solve for x
    x = 363,785,133.30/19,735.44
  6. Step 6: Final answer
    x = 18,433.09

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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.