Home / 27,105.57-40,651.74-7,384.23

Finding the Fourth Proportional to 27,105.57, 40,651.74 and 7,384.23

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Solution

The fourth proportional to 27,105.57, 40,651.74 and 7,384.23 is: 11,074.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,105.57 : 40,651.74 = 7,384.23 : x
  2. Step 2: Convert to fraction form
    27,105.57/40,651.74 = 7,384.23/x
  3. Step 3: Cross multiply
    27,105.57x = 40,651.74 × 7,384.23
  4. Step 4: Simplify right side
    27,105.57x = 300,181,798.06
  5. Step 5: Solve for x
    x = 300,181,798.06/27,105.57
  6. Step 6: Final answer
    x = 11,074.54

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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.