Home / 16,710.48-23,048.20-11,999.60

Finding the Fourth Proportional to 16,710.48, 23,048.20 and 11,999.60

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Solution

The fourth proportional to 16,710.48, 23,048.20 and 11,999.60 is: 16,550.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,710.48 : 23,048.20 = 11,999.60 : x
  2. Step 2: Convert to fraction form
    16,710.48/23,048.20 = 11,999.60/x
  3. Step 3: Cross multiply
    16,710.48x = 23,048.20 × 11,999.60
  4. Step 4: Simplify right side
    16,710.48x = 276,569,180.72
  5. Step 5: Solve for x
    x = 276,569,180.72/16,710.48
  6. Step 6: Final answer
    x = 16,550.64

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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.