Home / 18,996.24-28,514.40-10,683.36

Finding the Fourth Proportional to 18,996.24, 28,514.40 and 10,683.36

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Solution

The fourth proportional to 18,996.24, 28,514.40 and 10,683.36 is: 16,036.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,996.24 : 28,514.40 = 10,683.36 : x
  2. Step 2: Convert to fraction form
    18,996.24/28,514.40 = 10,683.36/x
  3. Step 3: Cross multiply
    18,996.24x = 28,514.40 × 10,683.36
  4. Step 4: Simplify right side
    18,996.24x = 304,629,600.38
  5. Step 5: Solve for x
    x = 304,629,600.38/18,996.24
  6. Step 6: Final answer
    x = 16,036.31

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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.