Home / 27,419.24-41,111.04-10,780.90

Finding the Fourth Proportional to 27,419.24, 41,111.04 and 10,780.90

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Solution

The fourth proportional to 27,419.24, 41,111.04 and 10,780.90 is: 16,164.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,419.24 : 41,111.04 = 10,780.90 : x
  2. Step 2: Convert to fraction form
    27,419.24/41,111.04 = 10,780.90/x
  3. Step 3: Cross multiply
    27,419.24x = 41,111.04 × 10,780.90
  4. Step 4: Simplify right side
    27,419.24x = 443,214,011.14
  5. Step 5: Solve for x
    x = 443,214,011.14/27,419.24
  6. Step 6: Final answer
    x = 16,164.34

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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.