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Finding the Fourth Proportional to 45,364.88, 68,046.96 and 17,662.88

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Solution

The fourth proportional to 45,364.88, 68,046.96 and 17,662.88 is: 26,494.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,364.88 : 68,046.96 = 17,662.88 : x
  2. Step 2: Convert to fraction form
    45,364.88/68,046.96 = 17,662.88/x
  3. Step 3: Cross multiply
    45,364.88x = 68,046.96 × 17,662.88
  4. Step 4: Simplify right side
    45,364.88x = 1,201,905,288.84
  5. Step 5: Solve for x
    x = 1,201,905,288.84/45,364.88
  6. Step 6: Final answer
    x = 26,494.18

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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.