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Finding the Fourth Proportional to 34,675.94, 51,974.22 and 16,915.88

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Solution

The fourth proportional to 34,675.94, 51,974.22 and 16,915.88 is: 25,354.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,675.94 : 51,974.22 = 16,915.88 : x
  2. Step 2: Convert to fraction form
    34,675.94/51,974.22 = 16,915.88/x
  3. Step 3: Cross multiply
    34,675.94x = 51,974.22 × 16,915.88
  4. Step 4: Simplify right side
    34,675.94x = 879,189,668.61
  5. Step 5: Solve for x
    x = 879,189,668.61/34,675.94
  6. Step 6: Final answer
    x = 25,354.46

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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.