Home / 20,589.03-30,883.14-20,042.28

Finding the Fourth Proportional to 20,589.03, 30,883.14 and 20,042.28

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Solution

The fourth proportional to 20,589.03, 30,883.14 and 20,042.28 is: 30,063.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,589.03 : 30,883.14 = 20,042.28 : x
  2. Step 2: Convert to fraction form
    20,589.03/30,883.14 = 20,042.28/x
  3. Step 3: Cross multiply
    20,589.03x = 30,883.14 × 20,042.28
  4. Step 4: Simplify right side
    20,589.03x = 618,968,539.16
  5. Step 5: Solve for x
    x = 618,968,539.16/20,589.03
  6. Step 6: Final answer
    x = 30,063.03

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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.