Home / 27,327.06-40,990.64-7,605.62

Finding the Fourth Proportional to 27,327.06, 40,990.64 and 7,605.62

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Solution

The fourth proportional to 27,327.06, 40,990.64 and 7,605.62 is: 11,408.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,327.06 : 40,990.64 = 7,605.62 : x
  2. Step 2: Convert to fraction form
    27,327.06/40,990.64 = 7,605.62/x
  3. Step 3: Cross multiply
    27,327.06x = 40,990.64 × 7,605.62
  4. Step 4: Simplify right side
    27,327.06x = 311,759,231.40
  5. Step 5: Solve for x
    x = 311,759,231.40/27,327.06
  6. Step 6: Final answer
    x = 11,408.44

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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.