Home / 19,511.30-29,273.53-6,186.48

Finding the Fourth Proportional to 19,511.30, 29,273.53 and 6,186.48

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Solution

The fourth proportional to 19,511.30, 29,273.53 and 6,186.48 is: 9,281.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,511.30 : 29,273.53 = 6,186.48 : x
  2. Step 2: Convert to fraction form
    19,511.30/29,273.53 = 6,186.48/x
  3. Step 3: Cross multiply
    19,511.30x = 29,273.53 × 6,186.48
  4. Step 4: Simplify right side
    19,511.30x = 181,100,107.87
  5. Step 5: Solve for x
    x = 181,100,107.87/19,511.30
  6. Step 6: Final answer
    x = 9,281.81

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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.