Home / 27,087.73-40,615.98-8,362.76

Finding the Fourth Proportional to 27,087.73, 40,615.98 and 8,362.76

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Solution

The fourth proportional to 27,087.73, 40,615.98 and 8,362.76 is: 12,539.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,087.73 : 40,615.98 = 8,362.76 : x
  2. Step 2: Convert to fraction form
    27,087.73/40,615.98 = 8,362.76/x
  3. Step 3: Cross multiply
    27,087.73x = 40,615.98 × 8,362.76
  4. Step 4: Simplify right side
    27,087.73x = 339,661,692.90
  5. Step 5: Solve for x
    x = 339,661,692.90/27,087.73
  6. Step 6: Final answer
    x = 12,539.32

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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.