Home / 27,456.90-41,185.35-10,811.40

Finding the Fourth Proportional to 27,456.90, 41,185.35 and 10,811.40

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Solution

The fourth proportional to 27,456.90, 41,185.35 and 10,811.40 is: 16,217.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,456.90 : 41,185.35 = 10,811.40 : x
  2. Step 2: Convert to fraction form
    27,456.90/41,185.35 = 10,811.40/x
  3. Step 3: Cross multiply
    27,456.90x = 41,185.35 × 10,811.40
  4. Step 4: Simplify right side
    27,456.90x = 445,271,292.99
  5. Step 5: Solve for x
    x = 445,271,292.99/27,456.90
  6. Step 6: Final answer
    x = 16,217.10

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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.