Home / 27,879.40-41,805.26-10,109.35

Finding the Fourth Proportional to 27,879.40, 41,805.26 and 10,109.35

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Solution

The fourth proportional to 27,879.40, 41,805.26 and 10,109.35 is: 15,159.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,879.40 : 41,805.26 = 10,109.35 : x
  2. Step 2: Convert to fraction form
    27,879.40/41,805.26 = 10,109.35/x
  3. Step 3: Cross multiply
    27,879.40x = 41,805.26 × 10,109.35
  4. Step 4: Simplify right side
    27,879.40x = 422,624,005.18
  5. Step 5: Solve for x
    x = 422,624,005.18/27,879.40
  6. Step 6: Final answer
    x = 15,159.01

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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.