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Finding the Fourth Proportional to 56,504, 84,756 and 19,568

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Solution

The fourth proportional to 56,504, 84,756 and 19,568 is: 29,352

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,504 : 84,756 = 19,568 : x
  2. Step 2: Convert to fraction form
    56,504/84,756 = 19,568/x
  3. Step 3: Cross multiply
    56,504x = 84,756 × 19,568
  4. Step 4: Simplify right side
    56,504x = 1,658,505,408
  5. Step 5: Solve for x
    x = 1,658,505,408/56,504
  6. Step 6: Final answer
    x = 29,352

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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.