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Finding the Fourth Proportional to 45,671.71, 68,466.05 and 17,573.84

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Solution

The fourth proportional to 45,671.71, 68,466.05 and 17,573.84 is: 26,344.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,671.71 : 68,466.05 = 17,573.84 : x
  2. Step 2: Convert to fraction form
    45,671.71/68,466.05 = 17,573.84/x
  3. Step 3: Cross multiply
    45,671.71x = 68,466.05 × 17,573.84
  4. Step 4: Simplify right side
    45,671.71x = 1,203,211,408.13
  5. Step 5: Solve for x
    x = 1,203,211,408.13/45,671.71
  6. Step 6: Final answer
    x = 26,344.79

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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.