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Finding the Fourth Proportional to 56,367.28, 84,559.16 and 16,927.50

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Solution

The fourth proportional to 56,367.28, 84,559.16 and 16,927.50 is: 25,393.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,367.28 : 84,559.16 = 16,927.50 : x
  2. Step 2: Convert to fraction form
    56,367.28/84,559.16 = 16,927.50/x
  3. Step 3: Cross multiply
    56,367.28x = 84,559.16 × 16,927.50
  4. Step 4: Simplify right side
    56,367.28x = 1,431,375,180.90
  5. Step 5: Solve for x
    x = 1,431,375,180.90/56,367.28
  6. Step 6: Final answer
    x = 25,393.72

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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.