Home / 23,093.51-31,866.19-12,882.15

Finding the Fourth Proportional to 23,093.51, 31,866.19 and 12,882.15

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Solution

The fourth proportional to 23,093.51, 31,866.19 and 12,882.15 is: 17,775.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,093.51 : 31,866.19 = 12,882.15 : x
  2. Step 2: Convert to fraction form
    23,093.51/31,866.19 = 12,882.15/x
  3. Step 3: Cross multiply
    23,093.51x = 31,866.19 × 12,882.15
  4. Step 4: Simplify right side
    23,093.51x = 410,504,880.18
  5. Step 5: Solve for x
    x = 410,504,880.18/23,093.51
  6. Step 6: Final answer
    x = 17,775.77

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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.