Home / 12,323.25-18,460.44-5,740.38

Finding the Fourth Proportional to 12,323.25, 18,460.44 and 5,740.38

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Solution

The fourth proportional to 12,323.25, 18,460.44 and 5,740.38 is: 8,599.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,323.25 : 18,460.44 = 5,740.38 : x
  2. Step 2: Convert to fraction form
    12,323.25/18,460.44 = 5,740.38/x
  3. Step 3: Cross multiply
    12,323.25x = 18,460.44 × 5,740.38
  4. Step 4: Simplify right side
    12,323.25x = 105,969,940.57
  5. Step 5: Solve for x
    x = 105,969,940.57/12,323.25
  6. Step 6: Final answer
    x = 8,599.19

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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.