Home / 20,495.04-30,744.27-5,704.08

Finding the Fourth Proportional to 20,495.04, 30,744.27 and 5,704.08

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Solution

The fourth proportional to 20,495.04, 30,744.27 and 5,704.08 is: 8,556.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,495.04 : 30,744.27 = 5,704.08 : x
  2. Step 2: Convert to fraction form
    20,495.04/30,744.27 = 5,704.08/x
  3. Step 3: Cross multiply
    20,495.04x = 30,744.27 × 5,704.08
  4. Step 4: Simplify right side
    20,495.04x = 175,367,775.62
  5. Step 5: Solve for x
    x = 175,367,775.62/20,495.04
  6. Step 6: Final answer
    x = 8,556.60

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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.