Home / 12,020.56-18,032.56-3,701.26

Finding the Fourth Proportional to 12,020.56, 18,032.56 and 3,701.26

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Solution

The fourth proportional to 12,020.56, 18,032.56 and 3,701.26 is: 5,552.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,020.56 : 18,032.56 = 3,701.26 : x
  2. Step 2: Convert to fraction form
    12,020.56/18,032.56 = 3,701.26/x
  3. Step 3: Cross multiply
    12,020.56x = 18,032.56 × 3,701.26
  4. Step 4: Simplify right side
    12,020.56x = 66,743,193.03
  5. Step 5: Solve for x
    x = 66,743,193.03/12,020.56
  6. Step 6: Final answer
    x = 5,552.42

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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.