Home / 26,830.20-40,245.30-25,692.60

Finding the Fourth Proportional to 26,830.20, 40,245.30 and 25,692.60

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Solution

The fourth proportional to 26,830.20, 40,245.30 and 25,692.60 is: 38,538.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,830.20 : 40,245.30 = 25,692.60 : x
  2. Step 2: Convert to fraction form
    26,830.20/40,245.30 = 25,692.60/x
  3. Step 3: Cross multiply
    26,830.20x = 40,245.30 × 25,692.60
  4. Step 4: Simplify right side
    26,830.20x = 1,034,006,394.78
  5. Step 5: Solve for x
    x = 1,034,006,394.78/26,830.20
  6. Step 6: Final answer
    x = 38,538.90

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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.