Home / 39,235.05-54,144.24-22,242.57

Finding the Fourth Proportional to 39,235.05, 54,144.24 and 22,242.57

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Solution

The fourth proportional to 39,235.05, 54,144.24 and 22,242.57 is: 30,694.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,235.05 : 54,144.24 = 22,242.57 : x
  2. Step 2: Convert to fraction form
    39,235.05/54,144.24 = 22,242.57/x
  3. Step 3: Cross multiply
    39,235.05x = 54,144.24 × 22,242.57
  4. Step 4: Simplify right side
    39,235.05x = 1,204,307,048.30
  5. Step 5: Solve for x
    x = 1,204,307,048.30/39,235.05
  6. Step 6: Final answer
    x = 30,694.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.