Home / 16,876.89-23,279.81-11,833.83

Finding the Fourth Proportional to 16,876.89, 23,279.81 and 11,833.83

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Solution

The fourth proportional to 16,876.89, 23,279.81 and 11,833.83 is: 16,323.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,876.89 : 23,279.81 = 11,833.83 : x
  2. Step 2: Convert to fraction form
    16,876.89/23,279.81 = 11,833.83/x
  3. Step 3: Cross multiply
    16,876.89x = 23,279.81 × 11,833.83
  4. Step 4: Simplify right side
    16,876.89x = 275,489,254.80
  5. Step 5: Solve for x
    x = 275,489,254.80/16,876.89
  6. Step 6: Final answer
    x = 16,323.46

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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.