Home / 19,962.10-29,945.88-6,810.94

Finding the Fourth Proportional to 19,962.10, 29,945.88 and 6,810.94

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Solution

The fourth proportional to 19,962.10, 29,945.88 and 6,810.94 is: 10,217.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,962.10 : 29,945.88 = 6,810.94 : x
  2. Step 2: Convert to fraction form
    19,962.10/29,945.88 = 6,810.94/x
  3. Step 3: Cross multiply
    19,962.10x = 29,945.88 × 6,810.94
  4. Step 4: Simplify right side
    19,962.10x = 203,959,517.06
  5. Step 5: Solve for x
    x = 203,959,517.06/19,962.10
  6. Step 6: Final answer
    x = 10,217.34

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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.