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Finding the Fourth Proportional to 49,443.92, 68,232.88 and 26,783.20

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Solution

The fourth proportional to 49,443.92, 68,232.88 and 26,783.20 is: 36,960.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,443.92 : 68,232.88 = 26,783.20 : x
  2. Step 2: Convert to fraction form
    49,443.92/68,232.88 = 26,783.20/x
  3. Step 3: Cross multiply
    49,443.92x = 68,232.88 × 26,783.20
  4. Step 4: Simplify right side
    49,443.92x = 1,827,494,871.62
  5. Step 5: Solve for x
    x = 1,827,494,871.62/49,443.92
  6. Step 6: Final answer
    x = 36,960.96

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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.