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Finding the Fourth Proportional to 19,065.89, 26,310.06 and 10,568

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Solution

The fourth proportional to 19,065.89, 26,310.06 and 10,568 is: 14,583.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,065.89 : 26,310.06 = 10,568 : x
  2. Step 2: Convert to fraction form
    19,065.89/26,310.06 = 10,568/x
  3. Step 3: Cross multiply
    19,065.89x = 26,310.06 × 10,568
  4. Step 4: Simplify right side
    19,065.89x = 278,044,714.08
  5. Step 5: Solve for x
    x = 278,044,714.08/19,065.89
  6. Step 6: Final answer
    x = 14,583.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.