Home / 38,858.57-58,273.57-13,891.85

Finding the Fourth Proportional to 38,858.57, 58,273.57 and 13,891.85

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Solution

The fourth proportional to 38,858.57, 58,273.57 and 13,891.85 is: 20,832.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,858.57 : 58,273.57 = 13,891.85 : x
  2. Step 2: Convert to fraction form
    38,858.57/58,273.57 = 13,891.85/x
  3. Step 3: Cross multiply
    38,858.57x = 58,273.57 × 13,891.85
  4. Step 4: Simplify right side
    38,858.57x = 809,527,693.40
  5. Step 5: Solve for x
    x = 809,527,693.40/38,858.57
  6. Step 6: Final answer
    x = 20,832.67

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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.