Home / 29,010.45-43,481.98-10,987.22

Finding the Fourth Proportional to 29,010.45, 43,481.98 and 10,987.22

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Solution

The fourth proportional to 29,010.45, 43,481.98 and 10,987.22 is: 16,468.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,010.45 : 43,481.98 = 10,987.22 : x
  2. Step 2: Convert to fraction form
    29,010.45/43,481.98 = 10,987.22/x
  3. Step 3: Cross multiply
    29,010.45x = 43,481.98 × 10,987.22
  4. Step 4: Simplify right side
    29,010.45x = 477,746,080.30
  5. Step 5: Solve for x
    x = 477,746,080.30/29,010.45
  6. Step 6: Final answer
    x = 16,468.07

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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.