Home / 19,961.41-29,944.85-6,810.25

Finding the Fourth Proportional to 19,961.41, 29,944.85 and 6,810.25

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Solution

The fourth proportional to 19,961.41, 29,944.85 and 6,810.25 is: 10,216.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,961.41 : 29,944.85 = 6,810.25 : x
  2. Step 2: Convert to fraction form
    19,961.41/29,944.85 = 6,810.25/x
  3. Step 3: Cross multiply
    19,961.41x = 29,944.85 × 6,810.25
  4. Step 4: Simplify right side
    19,961.41x = 203,931,906.20
  5. Step 5: Solve for x
    x = 203,931,906.20/19,961.41
  6. Step 6: Final answer
    x = 10,216.31

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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.