Home / 18,458.02-27,645.42-8,576.50

Finding the Fourth Proportional to 18,458.02, 27,645.42 and 8,576.50

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Solution

The fourth proportional to 18,458.02, 27,645.42 and 8,576.50 is: 12,845.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,458.02 : 27,645.42 = 8,576.50 : x
  2. Step 2: Convert to fraction form
    18,458.02/27,645.42 = 8,576.50/x
  3. Step 3: Cross multiply
    18,458.02x = 27,645.42 × 8,576.50
  4. Step 4: Simplify right side
    18,458.02x = 237,100,944.63
  5. Step 5: Solve for x
    x = 237,100,944.63/18,458.02
  6. Step 6: Final answer
    x = 12,845.42

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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.