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Finding the Fourth Proportional to 15,188, 22,782 and 4,244

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Solution

The fourth proportional to 15,188, 22,782 and 4,244 is: 6,366

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,188 : 22,782 = 4,244 : x
  2. Step 2: Convert to fraction form
    15,188/22,782 = 4,244/x
  3. Step 3: Cross multiply
    15,188x = 22,782 × 4,244
  4. Step 4: Simplify right side
    15,188x = 96,686,808
  5. Step 5: Solve for x
    x = 96,686,808/15,188
  6. Step 6: Final answer
    x = 6,366

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.