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Finding the Fourth Proportional to 27,925.52, 41,894.46 and 9,211.34

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Solution

The fourth proportional to 27,925.52, 41,894.46 and 9,211.34 is: 13,819.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,925.52 : 41,894.46 = 9,211.34 : x
  2. Step 2: Convert to fraction form
    27,925.52/41,894.46 = 9,211.34/x
  3. Step 3: Cross multiply
    27,925.52x = 41,894.46 × 9,211.34
  4. Step 4: Simplify right side
    27,925.52x = 385,904,115.18
  5. Step 5: Solve for x
    x = 385,904,115.18/27,925.52
  6. Step 6: Final answer
    x = 13,819.05

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1.5x scale

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.