Home / 19,608.85-27,046.52-12,892.33

Finding the Fourth Proportional to 19,608.85, 27,046.52 and 12,892.33

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Solution

The fourth proportional to 19,608.85, 27,046.52 and 12,892.33 is: 17,782.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,608.85 : 27,046.52 = 12,892.33 : x
  2. Step 2: Convert to fraction form
    19,608.85/27,046.52 = 12,892.33/x
  3. Step 3: Cross multiply
    19,608.85x = 27,046.52 × 12,892.33
  4. Step 4: Simplify right side
    19,608.85x = 348,692,661.19
  5. Step 5: Solve for x
    x = 348,692,661.19/19,608.85
  6. Step 6: Final answer
    x = 17,782.41

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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.