Home / 19,387.22-29,080.95-6,907.73

Finding the Fourth Proportional to 19,387.22, 29,080.95 and 6,907.73

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Solution

The fourth proportional to 19,387.22, 29,080.95 and 6,907.73 is: 10,361.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,387.22 : 29,080.95 = 6,907.73 : x
  2. Step 2: Convert to fraction form
    19,387.22/29,080.95 = 6,907.73/x
  3. Step 3: Cross multiply
    19,387.22x = 29,080.95 × 6,907.73
  4. Step 4: Simplify right side
    19,387.22x = 200,883,362.44
  5. Step 5: Solve for x
    x = 200,883,362.44/19,387.22
  6. Step 6: Final answer
    x = 10,361.64

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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.