Home / 19,019.86-26,249.87-11,756.44

Finding the Fourth Proportional to 19,019.86, 26,249.87 and 11,756.44

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Solution

The fourth proportional to 19,019.86, 26,249.87 and 11,756.44 is: 16,225.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,019.86 : 26,249.87 = 11,756.44 : x
  2. Step 2: Convert to fraction form
    19,019.86/26,249.87 = 11,756.44/x
  3. Step 3: Cross multiply
    19,019.86x = 26,249.87 × 11,756.44
  4. Step 4: Simplify right side
    19,019.86x = 308,605,021.66
  5. Step 5: Solve for x
    x = 308,605,021.66/19,019.86
  6. Step 6: Final answer
    x = 16,225.41

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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.