Home / 17,629.20-24,314.55-10,918.56

Finding the Fourth Proportional to 17,629.20, 24,314.55 and 10,918.56

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Solution

The fourth proportional to 17,629.20, 24,314.55 and 10,918.56 is: 15,059.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,629.20 : 24,314.55 = 10,918.56 : x
  2. Step 2: Convert to fraction form
    17,629.20/24,314.55 = 10,918.56/x
  3. Step 3: Cross multiply
    17,629.20x = 24,314.55 × 10,918.56
  4. Step 4: Simplify right side
    17,629.20x = 265,479,873.05
  5. Step 5: Solve for x
    x = 265,479,873.05/17,629.20
  6. Step 6: Final answer
    x = 15,059.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.