Home / 11,556.08-17,313.44-9,896.40

Finding the Fourth Proportional to 11,556.08, 17,313.44 and 9,896.40

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Solution

The fourth proportional to 11,556.08, 17,313.44 and 9,896.40 is: 14,826.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,556.08 : 17,313.44 = 9,896.40 : x
  2. Step 2: Convert to fraction form
    11,556.08/17,313.44 = 9,896.40/x
  3. Step 3: Cross multiply
    11,556.08x = 17,313.44 × 9,896.40
  4. Step 4: Simplify right side
    11,556.08x = 171,340,727.62
  5. Step 5: Solve for x
    x = 171,340,727.62/11,556.08
  6. Step 6: Final answer
    x = 14,826.89

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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.