Home / 13,164.31-19,735.73-5,763.14

Finding the Fourth Proportional to 13,164.31, 19,735.73 and 5,763.14

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Solution

The fourth proportional to 13,164.31, 19,735.73 and 5,763.14 is: 8,640.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,164.31 : 19,735.73 = 5,763.14 : x
  2. Step 2: Convert to fraction form
    13,164.31/19,735.73 = 5,763.14/x
  3. Step 3: Cross multiply
    13,164.31x = 19,735.73 × 5,763.14
  4. Step 4: Simplify right side
    13,164.31x = 113,739,774.99
  5. Step 5: Solve for x
    x = 113,739,774.99/13,164.31
  6. Step 6: Final answer
    x = 8,640.01

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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.