Home / 20,245.04-30,367.74-7,097.39

Finding the Fourth Proportional to 20,245.04, 30,367.74 and 7,097.39

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Solution

The fourth proportional to 20,245.04, 30,367.74 and 7,097.39 is: 10,646.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,245.04 : 30,367.74 = 7,097.39 : x
  2. Step 2: Convert to fraction form
    20,245.04/30,367.74 = 7,097.39/x
  3. Step 3: Cross multiply
    20,245.04x = 30,367.74 × 7,097.39
  4. Step 4: Simplify right side
    20,245.04x = 215,531,694.20
  5. Step 5: Solve for x
    x = 215,531,694.20/20,245.04
  6. Step 6: Final answer
    x = 10,646.15

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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.