Home / 19,276.90-28,919.48-6,796.42

Finding the Fourth Proportional to 19,276.90, 28,919.48 and 6,796.42

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Solution

The fourth proportional to 19,276.90, 28,919.48 and 6,796.42 is: 10,196.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,276.90 : 28,919.48 = 6,796.42 : x
  2. Step 2: Convert to fraction form
    19,276.90/28,919.48 = 6,796.42/x
  3. Step 3: Cross multiply
    19,276.90x = 28,919.48 × 6,796.42
  4. Step 4: Simplify right side
    19,276.90x = 196,548,932.26
  5. Step 5: Solve for x
    x = 196,548,932.26/19,276.90
  6. Step 6: Final answer
    x = 10,196.09

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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.