Home / 27,039.75-40,557.60-9,509.73

Finding the Fourth Proportional to 27,039.75, 40,557.60 and 9,509.73

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Solution

The fourth proportional to 27,039.75, 40,557.60 and 9,509.73 is: 14,263.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,039.75 : 40,557.60 = 9,509.73 : x
  2. Step 2: Convert to fraction form
    27,039.75/40,557.60 = 9,509.73/x
  3. Step 3: Cross multiply
    27,039.75x = 40,557.60 × 9,509.73
  4. Step 4: Simplify right side
    27,039.75x = 385,691,825.45
  5. Step 5: Solve for x
    x = 385,691,825.45/27,039.75
  6. Step 6: Final answer
    x = 14,263.88

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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.