Home / 18,124.83-25,015.68-11,826.27

Finding the Fourth Proportional to 18,124.83, 25,015.68 and 11,826.27

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Solution

The fourth proportional to 18,124.83, 25,015.68 and 11,826.27 is: 16,322.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,124.83 : 25,015.68 = 11,826.27 : x
  2. Step 2: Convert to fraction form
    18,124.83/25,015.68 = 11,826.27/x
  3. Step 3: Cross multiply
    18,124.83x = 25,015.68 × 11,826.27
  4. Step 4: Simplify right side
    18,124.83x = 295,842,185.91
  5. Step 5: Solve for x
    x = 295,842,185.91/18,124.83
  6. Step 6: Final answer
    x = 16,322.48

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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.