Home / 27,894.24-41,841.35-8,172.79

Finding the Fourth Proportional to 27,894.24, 41,841.35 and 8,172.79

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Solution

The fourth proportional to 27,894.24, 41,841.35 and 8,172.79 is: 12,259.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,894.24 : 41,841.35 = 8,172.79 : x
  2. Step 2: Convert to fraction form
    27,894.24/41,841.35 = 8,172.79/x
  3. Step 3: Cross multiply
    27,894.24x = 41,841.35 × 8,172.79
  4. Step 4: Simplify right side
    27,894.24x = 341,960,587.30
  5. Step 5: Solve for x
    x = 341,960,587.30/27,894.24
  6. Step 6: Final answer
    x = 12,259.18

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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.