Home / 27,299.94-40,950.13-7,580.03

Finding the Fourth Proportional to 27,299.94, 40,950.13 and 7,580.03

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Solution

The fourth proportional to 27,299.94, 40,950.13 and 7,580.03 is: 11,370.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,299.94 : 40,950.13 = 7,580.03 : x
  2. Step 2: Convert to fraction form
    27,299.94/40,950.13 = 7,580.03/x
  3. Step 3: Cross multiply
    27,299.94x = 40,950.13 × 7,580.03
  4. Step 4: Simplify right side
    27,299.94x = 310,403,232.85
  5. Step 5: Solve for x
    x = 310,403,232.85/27,299.94
  6. Step 6: Final answer
    x = 11,370.11

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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.