Home / 13,167.83-19,749.61-4,402.73

Finding the Fourth Proportional to 13,167.83, 19,749.61 and 4,402.73

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Solution

The fourth proportional to 13,167.83, 19,749.61 and 4,402.73 is: 6,603.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,167.83 : 19,749.61 = 4,402.73 : x
  2. Step 2: Convert to fraction form
    13,167.83/19,749.61 = 4,402.73/x
  3. Step 3: Cross multiply
    13,167.83x = 19,749.61 × 4,402.73
  4. Step 4: Simplify right side
    13,167.83x = 86,952,200.44
  5. Step 5: Solve for x
    x = 86,952,200.44/13,167.83
  6. Step 6: Final answer
    x = 6,603.38

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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.