Home / 27,753.03-41,629.95-12,960

Finding the Fourth Proportional to 27,753.03, 41,629.95 and 12,960

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Solution

The fourth proportional to 27,753.03, 41,629.95 and 12,960 is: 19,440.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,753.03 : 41,629.95 = 12,960 : x
  2. Step 2: Convert to fraction form
    27,753.03/41,629.95 = 12,960/x
  3. Step 3: Cross multiply
    27,753.03x = 41,629.95 × 12,960
  4. Step 4: Simplify right side
    27,753.03x = 539,524,152
  5. Step 5: Solve for x
    x = 539,524,152/27,753.03
  6. Step 6: Final answer
    x = 19,440.19

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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.