Home / 17,856.15-26,765.87-12,014.43

Finding the Fourth Proportional to 17,856.15, 26,765.87 and 12,014.43

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Solution

The fourth proportional to 17,856.15, 26,765.87 and 12,014.43 is: 18,009.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,856.15 : 26,765.87 = 12,014.43 : x
  2. Step 2: Convert to fraction form
    17,856.15/26,765.87 = 12,014.43/x
  3. Step 3: Cross multiply
    17,856.15x = 26,765.87 × 12,014.43
  4. Step 4: Simplify right side
    17,856.15x = 321,576,611.43
  5. Step 5: Solve for x
    x = 321,576,611.43/17,856.15
  6. Step 6: Final answer
    x = 18,009.29

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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.