Home / 39,930.54-55,101.58-22,025.67

Finding the Fourth Proportional to 39,930.54, 55,101.58 and 22,025.67

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Solution

The fourth proportional to 39,930.54, 55,101.58 and 22,025.67 is: 30,394.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,930.54 : 55,101.58 = 22,025.67 : x
  2. Step 2: Convert to fraction form
    39,930.54/55,101.58 = 22,025.67/x
  3. Step 3: Cross multiply
    39,930.54x = 55,101.58 × 22,025.67
  4. Step 4: Simplify right side
    39,930.54x = 1,213,649,217.56
  5. Step 5: Solve for x
    x = 1,213,649,217.56/39,930.54
  6. Step 6: Final answer
    x = 30,394.01

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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.