Home / 54,947.82-82,455.57-21,662.22

Finding the Fourth Proportional to 54,947.82, 82,455.57 and 21,662.22

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Solution

The fourth proportional to 54,947.82, 82,455.57 and 21,662.22 is: 32,506.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,947.82 : 82,455.57 = 21,662.22 : x
  2. Step 2: Convert to fraction form
    54,947.82/82,455.57 = 21,662.22/x
  3. Step 3: Cross multiply
    54,947.82x = 82,455.57 × 21,662.22
  4. Step 4: Simplify right side
    54,947.82x = 1,786,170,697.57
  5. Step 5: Solve for x
    x = 1,786,170,697.57/54,947.82
  6. Step 6: Final answer
    x = 32,506.67

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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.