Home / 16,879.64-23,295.32-9,805.61

Finding the Fourth Proportional to 16,879.64, 23,295.32 and 9,805.61

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Solution

The fourth proportional to 16,879.64, 23,295.32 and 9,805.61 is: 13,532.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,879.64 : 23,295.32 = 9,805.61 : x
  2. Step 2: Convert to fraction form
    16,879.64/23,295.32 = 9,805.61/x
  3. Step 3: Cross multiply
    16,879.64x = 23,295.32 × 9,805.61
  4. Step 4: Simplify right side
    16,879.64x = 228,424,657.24
  5. Step 5: Solve for x
    x = 228,424,657.24/16,879.64
  6. Step 6: Final answer
    x = 13,532.56

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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.