Home / 19,017.86-26,247.11-11,754.44

Finding the Fourth Proportional to 19,017.86, 26,247.11 and 11,754.44

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Solution

The fourth proportional to 19,017.86, 26,247.11 and 11,754.44 is: 16,222.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,017.86 : 26,247.11 = 11,754.44 : x
  2. Step 2: Convert to fraction form
    19,017.86/26,247.11 = 11,754.44/x
  3. Step 3: Cross multiply
    19,017.86x = 26,247.11 × 11,754.44
  4. Step 4: Simplify right side
    19,017.86x = 308,520,161.09
  5. Step 5: Solve for x
    x = 308,520,161.09/19,017.86
  6. Step 6: Final answer
    x = 16,222.65

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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.