Home / 43,522.26-65,222.34-18,528.48

Finding the Fourth Proportional to 43,522.26, 65,222.34 and 18,528.48

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Solution

The fourth proportional to 43,522.26, 65,222.34 and 18,528.48 is: 27,766.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,522.26 : 65,222.34 = 18,528.48 : x
  2. Step 2: Convert to fraction form
    43,522.26/65,222.34 = 18,528.48/x
  3. Step 3: Cross multiply
    43,522.26x = 65,222.34 × 18,528.48
  4. Step 4: Simplify right side
    43,522.26x = 1,208,470,822.24
  5. Step 5: Solve for x
    x = 1,208,470,822.24/43,522.26
  6. Step 6: Final answer
    x = 27,766.73

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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.