Home / 19,271.72-26,591.88-11,714.02

Finding the Fourth Proportional to 19,271.72, 26,591.88 and 11,714.02

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Solution

The fourth proportional to 19,271.72, 26,591.88 and 11,714.02 is: 16,163.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,271.72 : 26,591.88 = 11,714.02 : x
  2. Step 2: Convert to fraction form
    19,271.72/26,591.88 = 11,714.02/x
  3. Step 3: Cross multiply
    19,271.72x = 26,591.88 × 11,714.02
  4. Step 4: Simplify right side
    19,271.72x = 311,497,814.16
  5. Step 5: Solve for x
    x = 311,497,814.16/19,271.72
  6. Step 6: Final answer
    x = 16,163.47

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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.