Home / 19,276.42-28,907.07-6,793.78

Finding the Fourth Proportional to 19,276.42, 28,907.07 and 6,793.78

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Solution

The fourth proportional to 19,276.42, 28,907.07 and 6,793.78 is: 10,188.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,276.42 : 28,907.07 = 6,793.78 : x
  2. Step 2: Convert to fraction form
    19,276.42/28,907.07 = 6,793.78/x
  3. Step 3: Cross multiply
    19,276.42x = 28,907.07 × 6,793.78
  4. Step 4: Simplify right side
    19,276.42x = 196,388,274.02
  5. Step 5: Solve for x
    x = 196,388,274.02/19,276.42
  6. Step 6: Final answer
    x = 10,188.01

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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.