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Finding the Fourth Proportional to 27,445.56, 41,152.87 and 8,722.14

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Solution

The fourth proportional to 27,445.56, 41,152.87 and 8,722.14 is: 13,078.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,445.56 : 41,152.87 = 8,722.14 : x
  2. Step 2: Convert to fraction form
    27,445.56/41,152.87 = 8,722.14/x
  3. Step 3: Cross multiply
    27,445.56x = 41,152.87 × 8,722.14
  4. Step 4: Simplify right side
    27,445.56x = 358,941,093.54
  5. Step 5: Solve for x
    x = 358,941,093.54/27,445.56
  6. Step 6: Final answer
    x = 13,078.29

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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.