Home / 19,208.30-28,814.37-6,893.42

Finding the Fourth Proportional to 19,208.30, 28,814.37 and 6,893.42

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Solution

The fourth proportional to 19,208.30, 28,814.37 and 6,893.42 is: 10,340.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,208.30 : 28,814.37 = 6,893.42 : x
  2. Step 2: Convert to fraction form
    19,208.30/28,814.37 = 6,893.42/x
  3. Step 3: Cross multiply
    19,208.30x = 28,814.37 × 6,893.42
  4. Step 4: Simplify right side
    19,208.30x = 198,629,554.45
  5. Step 5: Solve for x
    x = 198,629,554.45/19,208.30
  6. Step 6: Final answer
    x = 10,340.82

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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.