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Finding the Fourth Proportional to 17,692.60, 26,538.90 and 4,544.99

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Solution

The fourth proportional to 17,692.60, 26,538.90 and 4,544.99 is: 6,817.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,692.60 : 26,538.90 = 4,544.99 : x
  2. Step 2: Convert to fraction form
    17,692.60/26,538.90 = 4,544.99/x
  3. Step 3: Cross multiply
    17,692.60x = 26,538.90 × 4,544.99
  4. Step 4: Simplify right side
    17,692.60x = 120,618,902.42
  5. Step 5: Solve for x
    x = 120,618,902.42/17,692.60
  6. Step 6: Final answer
    x = 6,817.48

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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.