Home / 19,869.51-29,808.66-6,546.62

Finding the Fourth Proportional to 19,869.51, 29,808.66 and 6,546.62

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Solution

The fourth proportional to 19,869.51, 29,808.66 and 6,546.62 is: 9,821.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,869.51 : 29,808.66 = 6,546.62 : x
  2. Step 2: Convert to fraction form
    19,869.51/29,808.66 = 6,546.62/x
  3. Step 3: Cross multiply
    19,869.51x = 29,808.66 × 6,546.62
  4. Step 4: Simplify right side
    19,869.51x = 195,145,847.09
  5. Step 5: Solve for x
    x = 195,145,847.09/19,869.51
  6. Step 6: Final answer
    x = 9,821.37

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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.