Home / 19,410.36-26,786.16-11,026.86

Finding the Fourth Proportional to 19,410.36, 26,786.16 and 11,026.86

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Solution

The fourth proportional to 19,410.36, 26,786.16 and 11,026.86 is: 15,216.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,410.36 : 26,786.16 = 11,026.86 : x
  2. Step 2: Convert to fraction form
    19,410.36/26,786.16 = 11,026.86/x
  3. Step 3: Cross multiply
    19,410.36x = 26,786.16 × 11,026.86
  4. Step 4: Simplify right side
    19,410.36x = 295,367,236.26
  5. Step 5: Solve for x
    x = 295,367,236.26/19,410.36
  6. Step 6: Final answer
    x = 15,216.99

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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.