Home / 19,279.42-28,921.44-6,796.87

Finding the Fourth Proportional to 19,279.42, 28,921.44 and 6,796.87

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Solution

The fourth proportional to 19,279.42, 28,921.44 and 6,796.87 is: 10,196.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,279.42 : 28,921.44 = 6,796.87 : x
  2. Step 2: Convert to fraction form
    19,279.42/28,921.44 = 6,796.87/x
  3. Step 3: Cross multiply
    19,279.42x = 28,921.44 × 6,796.87
  4. Step 4: Simplify right side
    19,279.42x = 196,575,221.08
  5. Step 5: Solve for x
    x = 196,575,221.08/19,279.42
  6. Step 6: Final answer
    x = 10,196.12

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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.