Home / 36,389.56-54,465.92-20,352.64

Finding the Fourth Proportional to 36,389.56, 54,465.92 and 20,352.64

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Solution

The fourth proportional to 36,389.56, 54,465.92 and 20,352.64 is: 30,462.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,389.56 : 54,465.92 = 20,352.64 : x
  2. Step 2: Convert to fraction form
    36,389.56/54,465.92 = 20,352.64/x
  3. Step 3: Cross multiply
    36,389.56x = 54,465.92 × 20,352.64
  4. Step 4: Simplify right side
    36,389.56x = 1,108,525,262.03
  5. Step 5: Solve for x
    x = 1,108,525,262.03/36,389.56
  6. Step 6: Final answer
    x = 30,462.73

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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.