Home / 19,339.88-29,012.58-7,336.44

Finding the Fourth Proportional to 19,339.88, 29,012.58 and 7,336.44

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Solution

The fourth proportional to 19,339.88, 29,012.58 and 7,336.44 is: 11,005.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,339.88 : 29,012.58 = 7,336.44 : x
  2. Step 2: Convert to fraction form
    19,339.88/29,012.58 = 7,336.44/x
  3. Step 3: Cross multiply
    19,339.88x = 29,012.58 × 7,336.44
  4. Step 4: Simplify right side
    19,339.88x = 212,849,052.42
  5. Step 5: Solve for x
    x = 212,849,052.42/19,339.88
  6. Step 6: Final answer
    x = 11,005.71

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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.