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Finding the Fourth Proportional to 34,695, 52,058.34 and 16,915.86

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Solution

The fourth proportional to 34,695, 52,058.34 and 16,915.86 is: 25,381.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,695 : 52,058.34 = 16,915.86 : x
  2. Step 2: Convert to fraction form
    34,695/52,058.34 = 16,915.86/x
  3. Step 3: Cross multiply
    34,695x = 52,058.34 × 16,915.86
  4. Step 4: Simplify right side
    34,695x = 880,611,591.27
  5. Step 5: Solve for x
    x = 880,611,591.27/34,695
  6. Step 6: Final answer
    x = 25,381.51

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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.