Home / 27,375.84-40,989.60-14,200.62

Finding the Fourth Proportional to 27,375.84, 40,989.60 and 14,200.62

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Solution

The fourth proportional to 27,375.84, 40,989.60 and 14,200.62 is: 21,262.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,375.84 : 40,989.60 = 14,200.62 : x
  2. Step 2: Convert to fraction form
    27,375.84/40,989.60 = 14,200.62/x
  3. Step 3: Cross multiply
    27,375.84x = 40,989.60 × 14,200.62
  4. Step 4: Simplify right side
    27,375.84x = 582,077,733.55
  5. Step 5: Solve for x
    x = 582,077,733.55/27,375.84
  6. Step 6: Final answer
    x = 21,262.46

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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.