Home / 27,825.12-41,724.06-13,768.92

Finding the Fourth Proportional to 27,825.12, 41,724.06 and 13,768.92

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Solution

The fourth proportional to 27,825.12, 41,724.06 and 13,768.92 is: 20,646.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,825.12 : 41,724.06 = 13,768.92 : x
  2. Step 2: Convert to fraction form
    27,825.12/41,724.06 = 13,768.92/x
  3. Step 3: Cross multiply
    27,825.12x = 41,724.06 × 13,768.92
  4. Step 4: Simplify right side
    27,825.12x = 574,495,244.22
  5. Step 5: Solve for x
    x = 574,495,244.22/27,825.12
  6. Step 6: Final answer
    x = 20,646.64

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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.