Home / 27,426.69-41,147.79-7,705.43

Finding the Fourth Proportional to 27,426.69, 41,147.79 and 7,705.43

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Solution

The fourth proportional to 27,426.69, 41,147.79 and 7,705.43 is: 11,560.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,426.69 : 41,147.79 = 7,705.43 : x
  2. Step 2: Convert to fraction form
    27,426.69/41,147.79 = 7,705.43/x
  3. Step 3: Cross multiply
    27,426.69x = 41,147.79 × 7,705.43
  4. Step 4: Simplify right side
    27,426.69x = 317,061,209.76
  5. Step 5: Solve for x
    x = 317,061,209.76/27,426.69
  6. Step 6: Final answer
    x = 11,560.32

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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.