Home / 11,148.64-16,729.44-8,794.24

Finding the Fourth Proportional to 11,148.64, 16,729.44 and 8,794.24

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Solution

The fourth proportional to 11,148.64, 16,729.44 and 8,794.24 is: 13,196.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,148.64 : 16,729.44 = 8,794.24 : x
  2. Step 2: Convert to fraction form
    11,148.64/16,729.44 = 8,794.24/x
  3. Step 3: Cross multiply
    11,148.64x = 16,729.44 × 8,794.24
  4. Step 4: Simplify right side
    11,148.64x = 147,122,710.43
  5. Step 5: Solve for x
    x = 147,122,710.43/11,148.64
  6. Step 6: Final answer
    x = 13,196.47

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1.5x scale

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.