Home / 27,943.04-41,913.60-7,166.72

Finding the Fourth Proportional to 27,943.04, 41,913.60 and 7,166.72

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Solution

The fourth proportional to 27,943.04, 41,913.60 and 7,166.72 is: 10,749.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,943.04 : 41,913.60 = 7,166.72 : x
  2. Step 2: Convert to fraction form
    27,943.04/41,913.60 = 7,166.72/x
  3. Step 3: Cross multiply
    27,943.04x = 41,913.60 × 7,166.72
  4. Step 4: Simplify right side
    27,943.04x = 300,383,035.39
  5. Step 5: Solve for x
    x = 300,383,035.39/27,943.04
  6. Step 6: Final answer
    x = 10,749.83

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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.