Home / 20,244.87-30,367.26-7,090.02

Finding the Fourth Proportional to 20,244.87, 30,367.26 and 7,090.02

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Solution

The fourth proportional to 20,244.87, 30,367.26 and 7,090.02 is: 10,635.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,244.87 : 30,367.26 = 7,090.02 : x
  2. Step 2: Convert to fraction form
    20,244.87/30,367.26 = 7,090.02/x
  3. Step 3: Cross multiply
    20,244.87x = 30,367.26 × 7,090.02
  4. Step 4: Simplify right side
    20,244.87x = 215,304,480.75
  5. Step 5: Solve for x
    x = 215,304,480.75/20,244.87
  6. Step 6: Final answer
    x = 10,635.01

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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.