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Finding the Fourth Proportional to 17,166.44, 25,620.95 and 16,045.43

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Solution

The fourth proportional to 17,166.44, 25,620.95 and 16,045.43 is: 23,947.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,166.44 : 25,620.95 = 16,045.43 : x
  2. Step 2: Convert to fraction form
    17,166.44/25,620.95 = 16,045.43/x
  3. Step 3: Cross multiply
    17,166.44x = 25,620.95 × 16,045.43
  4. Step 4: Simplify right side
    17,166.44x = 411,099,071.77
  5. Step 5: Solve for x
    x = 411,099,071.77/17,166.44
  6. Step 6: Final answer
    x = 23,947.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.