Home / 54,515.08-81,704.22-23,313.64

Finding the Fourth Proportional to 54,515.08, 81,704.22 and 23,313.64

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Solution

The fourth proportional to 54,515.08, 81,704.22 and 23,313.64 is: 34,941.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,515.08 : 81,704.22 = 23,313.64 : x
  2. Step 2: Convert to fraction form
    54,515.08/81,704.22 = 23,313.64/x
  3. Step 3: Cross multiply
    54,515.08x = 81,704.22 × 23,313.64
  4. Step 4: Simplify right side
    54,515.08x = 1,904,822,771.56
  5. Step 5: Solve for x
    x = 1,904,822,771.56/54,515.08
  6. Step 6: Final answer
    x = 34,941.21

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1.5x scale

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.