Home / 19,761.66-29,633.84-5,907.42

Finding the Fourth Proportional to 19,761.66, 29,633.84 and 5,907.42

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Solution

The fourth proportional to 19,761.66, 29,633.84 and 5,907.42 is: 8,858.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,761.66 : 29,633.84 = 5,907.42 : x
  2. Step 2: Convert to fraction form
    19,761.66/29,633.84 = 5,907.42/x
  3. Step 3: Cross multiply
    19,761.66x = 29,633.84 × 5,907.42
  4. Step 4: Simplify right side
    19,761.66x = 175,059,539.09
  5. Step 5: Solve for x
    x = 175,059,539.09/19,761.66
  6. Step 6: Final answer
    x = 8,858.54

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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.