Home / 15,673.56-23,511.96-5,286.12

Finding the Fourth Proportional to 15,673.56, 23,511.96 and 5,286.12

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Solution

The fourth proportional to 15,673.56, 23,511.96 and 5,286.12 is: 7,929.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,673.56 : 23,511.96 = 5,286.12 : x
  2. Step 2: Convert to fraction form
    15,673.56/23,511.96 = 5,286.12/x
  3. Step 3: Cross multiply
    15,673.56x = 23,511.96 × 5,286.12
  4. Step 4: Simplify right side
    15,673.56x = 124,287,042.00
  5. Step 5: Solve for x
    x = 124,287,042.00/15,673.56
  6. Step 6: Final answer
    x = 7,929.73

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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.