Home / 16,879.10-23,289.48-9,801.74

Finding the Fourth Proportional to 16,879.10, 23,289.48 and 9,801.74

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Solution

The fourth proportional to 16,879.10, 23,289.48 and 9,801.74 is: 13,524.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,879.10 : 23,289.48 = 9,801.74 : x
  2. Step 2: Convert to fraction form
    16,879.10/23,289.48 = 9,801.74/x
  3. Step 3: Cross multiply
    16,879.10x = 23,289.48 × 9,801.74
  4. Step 4: Simplify right side
    16,879.10x = 228,277,427.70
  5. Step 5: Solve for x
    x = 228,277,427.70/16,879.10
  6. Step 6: Final answer
    x = 13,524.27

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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.