Home / 39,247.85-54,160.89-22,253.67

Finding the Fourth Proportional to 39,247.85, 54,160.89 and 22,253.67

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Solution

The fourth proportional to 39,247.85, 54,160.89 and 22,253.67 is: 30,709.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,247.85 : 54,160.89 = 22,253.67 : x
  2. Step 2: Convert to fraction form
    39,247.85/54,160.89 = 22,253.67/x
  3. Step 3: Cross multiply
    39,247.85x = 54,160.89 × 22,253.67
  4. Step 4: Simplify right side
    39,247.85x = 1,205,278,572.97
  5. Step 5: Solve for x
    x = 1,205,278,572.97/39,247.85
  6. Step 6: Final answer
    x = 30,709.42

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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.