Home / 16,879.52-23,271.90-11,564.84

Finding the Fourth Proportional to 16,879.52, 23,271.90 and 11,564.84

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Solution

The fourth proportional to 16,879.52, 23,271.90 and 11,564.84 is: 15,944.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,879.52 : 23,271.90 = 11,564.84 : x
  2. Step 2: Convert to fraction form
    16,879.52/23,271.90 = 11,564.84/x
  3. Step 3: Cross multiply
    16,879.52x = 23,271.90 × 11,564.84
  4. Step 4: Simplify right side
    16,879.52x = 269,135,800.00
  5. Step 5: Solve for x
    x = 269,135,800.00/16,879.52
  6. Step 6: Final answer
    x = 15,944.52

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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.