Home / 27,968.10-41,975.10-27,749.40

Finding the Fourth Proportional to 27,968.10, 41,975.10 and 27,749.40

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Solution

The fourth proportional to 27,968.10, 41,975.10 and 27,749.40 is: 41,646.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,968.10 : 41,975.10 = 27,749.40 : x
  2. Step 2: Convert to fraction form
    27,968.10/41,975.10 = 27,749.40/x
  3. Step 3: Cross multiply
    27,968.10x = 41,975.10 × 27,749.40
  4. Step 4: Simplify right side
    27,968.10x = 1,164,783,839.94
  5. Step 5: Solve for x
    x = 1,164,783,839.94/27,968.10
  6. Step 6: Final answer
    x = 41,646.87

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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.