Home / 26,156.34-39,221.64-13,016.07

Finding the Fourth Proportional to 26,156.34, 39,221.64 and 13,016.07

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Solution

The fourth proportional to 26,156.34, 39,221.64 and 13,016.07 is: 19,517.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,156.34 : 39,221.64 = 13,016.07 : x
  2. Step 2: Convert to fraction form
    26,156.34/39,221.64 = 13,016.07/x
  3. Step 3: Cross multiply
    26,156.34x = 39,221.64 × 13,016.07
  4. Step 4: Simplify right side
    26,156.34x = 510,511,611.75
  5. Step 5: Solve for x
    x = 510,511,611.75/26,156.34
  6. Step 6: Final answer
    x = 19,517.70

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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.