Home / 27,501.60-41,245.79-12,696.31

Finding the Fourth Proportional to 27,501.60, 41,245.79 and 12,696.31

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Solution

The fourth proportional to 27,501.60, 41,245.79 and 12,696.31 is: 19,041.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,501.60 : 41,245.79 = 12,696.31 : x
  2. Step 2: Convert to fraction form
    27,501.60/41,245.79 = 12,696.31/x
  3. Step 3: Cross multiply
    27,501.60x = 41,245.79 × 12,696.31
  4. Step 4: Simplify right side
    27,501.60x = 523,669,163.52
  5. Step 5: Solve for x
    x = 523,669,163.52/27,501.60
  6. Step 6: Final answer
    x = 19,041.40

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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.