Home / 19,901.10-29,845.29-6,571.61

Finding the Fourth Proportional to 19,901.10, 29,845.29 and 6,571.61

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Solution

The fourth proportional to 19,901.10, 29,845.29 and 6,571.61 is: 9,855.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,901.10 : 29,845.29 = 6,571.61 : x
  2. Step 2: Convert to fraction form
    19,901.10/29,845.29 = 6,571.61/x
  3. Step 3: Cross multiply
    19,901.10x = 29,845.29 × 6,571.61
  4. Step 4: Simplify right side
    19,901.10x = 196,131,606.22
  5. Step 5: Solve for x
    x = 196,131,606.22/19,901.10
  6. Step 6: Final answer
    x = 9,855.32

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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.