Home / 19,967.76-29,955.17-6,817.06

Finding the Fourth Proportional to 19,967.76, 29,955.17 and 6,817.06

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Solution

The fourth proportional to 19,967.76, 29,955.17 and 6,817.06 is: 10,226.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,967.76 : 29,955.17 = 6,817.06 : x
  2. Step 2: Convert to fraction form
    19,967.76/29,955.17 = 6,817.06/x
  3. Step 3: Cross multiply
    19,967.76x = 29,955.17 × 6,817.06
  4. Step 4: Simplify right side
    19,967.76x = 204,206,191.20
  5. Step 5: Solve for x
    x = 204,206,191.20/19,967.76
  6. Step 6: Final answer
    x = 10,226.80

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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.