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Finding the Fourth Proportional to 41,286.41, 56,978.76 and 23,384.60

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Solution

The fourth proportional to 41,286.41, 56,978.76 and 23,384.60 is: 32,272.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,286.41 : 56,978.76 = 23,384.60 : x
  2. Step 2: Convert to fraction form
    41,286.41/56,978.76 = 23,384.60/x
  3. Step 3: Cross multiply
    41,286.41x = 56,978.76 × 23,384.60
  4. Step 4: Simplify right side
    41,286.41x = 1,332,425,226.20
  5. Step 5: Solve for x
    x = 1,332,425,226.20/41,286.41
  6. Step 6: Final answer
    x = 32,272.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.