Home / 56,496.75-84,745.10-21,436.41

Finding the Fourth Proportional to 56,496.75, 84,745.10 and 21,436.41

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Solution

The fourth proportional to 56,496.75, 84,745.10 and 21,436.41 is: 32,154.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,496.75 : 84,745.10 = 21,436.41 : x
  2. Step 2: Convert to fraction form
    56,496.75/84,745.10 = 21,436.41/x
  3. Step 3: Cross multiply
    56,496.75x = 84,745.10 × 21,436.41
  4. Step 4: Simplify right side
    56,496.75x = 1,816,630,709.09
  5. Step 5: Solve for x
    x = 1,816,630,709.09/56,496.75
  6. Step 6: Final answer
    x = 32,154.61

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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.