Home / 27,218.25-40,829.96-10,579.56

Finding the Fourth Proportional to 27,218.25, 40,829.96 and 10,579.56

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Solution

The fourth proportional to 27,218.25, 40,829.96 and 10,579.56 is: 15,870.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,218.25 : 40,829.96 = 10,579.56 : x
  2. Step 2: Convert to fraction form
    27,218.25/40,829.96 = 10,579.56/x
  3. Step 3: Cross multiply
    27,218.25x = 40,829.96 × 10,579.56
  4. Step 4: Simplify right side
    27,218.25x = 431,962,958.72
  5. Step 5: Solve for x
    x = 431,962,958.72/27,218.25
  6. Step 6: Final answer
    x = 15,870.34

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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.