Home / 27,283.57-40,867.85-12,504.92

Finding the Fourth Proportional to 27,283.57, 40,867.85 and 12,504.92

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Solution

The fourth proportional to 27,283.57, 40,867.85 and 12,504.92 is: 18,731.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,283.57 : 40,867.85 = 12,504.92 : x
  2. Step 2: Convert to fraction form
    27,283.57/40,867.85 = 12,504.92/x
  3. Step 3: Cross multiply
    27,283.57x = 40,867.85 × 12,504.92
  4. Step 4: Simplify right side
    27,283.57x = 511,049,021.75
  5. Step 5: Solve for x
    x = 511,049,021.75/27,283.57
  6. Step 6: Final answer
    x = 18,731.02

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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.