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Finding the Fourth Proportional to 56,366.44, 84,563.70 and 16,922.68

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Solution

The fourth proportional to 56,366.44, 84,563.70 and 16,922.68 is: 25,388.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,366.44 : 84,563.70 = 16,922.68 : x
  2. Step 2: Convert to fraction form
    56,366.44/84,563.70 = 16,922.68/x
  3. Step 3: Cross multiply
    56,366.44x = 84,563.70 × 16,922.68
  4. Step 4: Simplify right side
    56,366.44x = 1,431,044,434.72
  5. Step 5: Solve for x
    x = 1,431,044,434.72/56,366.44
  6. Step 6: Final answer
    x = 25,388.24

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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.