Home / 16,879.48-23,287.98-9,803.32

Finding the Fourth Proportional to 16,879.48, 23,287.98 and 9,803.32

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Solution

The fourth proportional to 16,879.48, 23,287.98 and 9,803.32 is: 13,525.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,879.48 : 23,287.98 = 9,803.32 : x
  2. Step 2: Convert to fraction form
    16,879.48/23,287.98 = 9,803.32/x
  3. Step 3: Cross multiply
    16,879.48x = 23,287.98 × 9,803.32
  4. Step 4: Simplify right side
    16,879.48x = 228,299,520.09
  5. Step 5: Solve for x
    x = 228,299,520.09/16,879.48
  6. Step 6: Final answer
    x = 13,525.27

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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.