Home / 13,835.35-19,092.69-7,867.01

Finding the Fourth Proportional to 13,835.35, 19,092.69 and 7,867.01

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Solution

The fourth proportional to 13,835.35, 19,092.69 and 7,867.01 is: 10,856.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,835.35 : 19,092.69 = 7,867.01 : x
  2. Step 2: Convert to fraction form
    13,835.35/19,092.69 = 7,867.01/x
  3. Step 3: Cross multiply
    13,835.35x = 19,092.69 × 7,867.01
  4. Step 4: Simplify right side
    13,835.35x = 150,202,454.75
  5. Step 5: Solve for x
    x = 150,202,454.75/13,835.35
  6. Step 6: Final answer
    x = 10,856.43

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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.