Home / 24,404.98-33,653.73-20,879.86

Finding the Fourth Proportional to 24,404.98, 33,653.73 and 20,879.86

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Solution

The fourth proportional to 24,404.98, 33,653.73 and 20,879.86 is: 28,792.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,404.98 : 33,653.73 = 20,879.86 : x
  2. Step 2: Convert to fraction form
    24,404.98/33,653.73 = 20,879.86/x
  3. Step 3: Cross multiply
    24,404.98x = 33,653.73 × 20,879.86
  4. Step 4: Simplify right side
    24,404.98x = 702,685,170.88
  5. Step 5: Solve for x
    x = 702,685,170.88/24,404.98
  6. Step 6: Final answer
    x = 28,792.70

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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.