Home / 13,027.86-19,542.69-5,236.67

Finding the Fourth Proportional to 13,027.86, 19,542.69 and 5,236.67

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Solution

The fourth proportional to 13,027.86, 19,542.69 and 5,236.67 is: 7,855.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,027.86 : 19,542.69 = 5,236.67 : x
  2. Step 2: Convert to fraction form
    13,027.86/19,542.69 = 5,236.67/x
  3. Step 3: Cross multiply
    13,027.86x = 19,542.69 × 5,236.67
  4. Step 4: Simplify right side
    13,027.86x = 102,338,618.44
  5. Step 5: Solve for x
    x = 102,338,618.44/13,027.86
  6. Step 6: Final answer
    x = 7,855.37

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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.