Home / 19,021.06-28,512.15-6,537.34

Finding the Fourth Proportional to 19,021.06, 28,512.15 and 6,537.34

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Solution

The fourth proportional to 19,021.06, 28,512.15 and 6,537.34 is: 9,799.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,021.06 : 28,512.15 = 6,537.34 : x
  2. Step 2: Convert to fraction form
    19,021.06/28,512.15 = 6,537.34/x
  3. Step 3: Cross multiply
    19,021.06x = 28,512.15 × 6,537.34
  4. Step 4: Simplify right side
    19,021.06x = 186,393,618.68
  5. Step 5: Solve for x
    x = 186,393,618.68/19,021.06
  6. Step 6: Final answer
    x = 9,799.33

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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.