Home / 13,294.56-19,936.88-4,408.26

Finding the Fourth Proportional to 13,294.56, 19,936.88 and 4,408.26

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Solution

The fourth proportional to 13,294.56, 19,936.88 and 4,408.26 is: 6,610.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,294.56 : 19,936.88 = 4,408.26 : x
  2. Step 2: Convert to fraction form
    13,294.56/19,936.88 = 4,408.26/x
  3. Step 3: Cross multiply
    13,294.56x = 19,936.88 × 4,408.26
  4. Step 4: Simplify right side
    13,294.56x = 87,886,928.59
  5. Step 5: Solve for x
    x = 87,886,928.59/13,294.56
  6. Step 6: Final answer
    x = 6,610.74

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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.