Home / 30,544.26-45,819.12-8,357.75

Finding the Fourth Proportional to 30,544.26, 45,819.12 and 8,357.75

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Solution

The fourth proportional to 30,544.26, 45,819.12 and 8,357.75 is: 12,537.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,544.26 : 45,819.12 = 8,357.75 : x
  2. Step 2: Convert to fraction form
    30,544.26/45,819.12 = 8,357.75/x
  3. Step 3: Cross multiply
    30,544.26x = 45,819.12 × 8,357.75
  4. Step 4: Simplify right side
    30,544.26x = 382,944,750.18
  5. Step 5: Solve for x
    x = 382,944,750.18/30,544.26
  6. Step 6: Final answer
    x = 12,537.37

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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.