Home / 13,114.44-19,667.40-4,347

Finding the Fourth Proportional to 13,114.44, 19,667.40 and 4,347

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Solution

The fourth proportional to 13,114.44, 19,667.40 and 4,347 is: 6,519.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,114.44 : 19,667.40 = 4,347 : x
  2. Step 2: Convert to fraction form
    13,114.44/19,667.40 = 4,347/x
  3. Step 3: Cross multiply
    13,114.44x = 19,667.40 × 4,347
  4. Step 4: Simplify right side
    13,114.44x = 85,494,187.80
  5. Step 5: Solve for x
    x = 85,494,187.80/13,114.44
  6. Step 6: Final answer
    x = 6,519.09

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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.