Home / 24,650.81-34,034.40-18,975.54

Finding the Fourth Proportional to 24,650.81, 34,034.40 and 18,975.54

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Solution

The fourth proportional to 24,650.81, 34,034.40 and 18,975.54 is: 26,198.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,650.81 : 34,034.40 = 18,975.54 : x
  2. Step 2: Convert to fraction form
    24,650.81/34,034.40 = 18,975.54/x
  3. Step 3: Cross multiply
    24,650.81x = 34,034.40 × 18,975.54
  4. Step 4: Simplify right side
    24,650.81x = 645,821,118.58
  5. Step 5: Solve for x
    x = 645,821,118.58/24,650.81
  6. Step 6: Final answer
    x = 26,198.78

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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.