Home / 19,800.22-29,667.36-13,944.52

Finding the Fourth Proportional to 19,800.22, 29,667.36 and 13,944.52

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Solution

The fourth proportional to 19,800.22, 29,667.36 and 13,944.52 is: 20,893.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,800.22 : 29,667.36 = 13,944.52 : x
  2. Step 2: Convert to fraction form
    19,800.22/29,667.36 = 13,944.52/x
  3. Step 3: Cross multiply
    19,800.22x = 29,667.36 × 13,944.52
  4. Step 4: Simplify right side
    19,800.22x = 413,697,094.87
  5. Step 5: Solve for x
    x = 413,697,094.87/19,800.22
  6. Step 6: Final answer
    x = 20,893.56

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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.