Home / 19,991.04-29,966.49-6,834.41

Finding the Fourth Proportional to 19,991.04, 29,966.49 and 6,834.41

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Solution

The fourth proportional to 19,991.04, 29,966.49 and 6,834.41 is: 10,244.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,991.04 : 29,966.49 = 6,834.41 : x
  2. Step 2: Convert to fraction form
    19,991.04/29,966.49 = 6,834.41/x
  3. Step 3: Cross multiply
    19,991.04x = 29,966.49 × 6,834.41
  4. Step 4: Simplify right side
    19,991.04x = 204,803,241.46
  5. Step 5: Solve for x
    x = 204,803,241.46/19,991.04
  6. Step 6: Final answer
    x = 10,244.75

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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.