Home / 27,851.46-41,788.11-12,258.15

Finding the Fourth Proportional to 27,851.46, 41,788.11 and 12,258.15

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Solution

The fourth proportional to 27,851.46, 41,788.11 and 12,258.15 is: 18,392.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,851.46 : 41,788.11 = 12,258.15 : x
  2. Step 2: Convert to fraction form
    27,851.46/41,788.11 = 12,258.15/x
  3. Step 3: Cross multiply
    27,851.46x = 41,788.11 × 12,258.15
  4. Step 4: Simplify right side
    27,851.46x = 512,244,809.86
  5. Step 5: Solve for x
    x = 512,244,809.86/27,851.46
  6. Step 6: Final answer
    x = 18,392.03

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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.