Home / 23,126.04-31,879.98-16,667.64

Finding the Fourth Proportional to 23,126.04, 31,879.98 and 16,667.64

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Solution

The fourth proportional to 23,126.04, 31,879.98 and 16,667.64 is: 22,976.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,126.04 : 31,879.98 = 16,667.64 : x
  2. Step 2: Convert to fraction form
    23,126.04/31,879.98 = 16,667.64/x
  3. Step 3: Cross multiply
    23,126.04x = 31,879.98 × 16,667.64
  4. Step 4: Simplify right side
    23,126.04x = 531,364,029.85
  5. Step 5: Solve for x
    x = 531,364,029.85/23,126.04
  6. Step 6: Final answer
    x = 22,976.87

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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.