Home / 27,911.53-41,867.31-10,379.08

Finding the Fourth Proportional to 27,911.53, 41,867.31 and 10,379.08

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Solution

The fourth proportional to 27,911.53, 41,867.31 and 10,379.08 is: 15,568.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,911.53 : 41,867.31 = 10,379.08 : x
  2. Step 2: Convert to fraction form
    27,911.53/41,867.31 = 10,379.08/x
  3. Step 3: Cross multiply
    27,911.53x = 41,867.31 × 10,379.08
  4. Step 4: Simplify right side
    27,911.53x = 434,544,159.87
  5. Step 5: Solve for x
    x = 434,544,159.87/27,911.53
  6. Step 6: Final answer
    x = 15,568.63

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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.