Home / 29,453.44-40,589.76-21,055.36

Finding the Fourth Proportional to 29,453.44, 40,589.76 and 21,055.36

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Solution

The fourth proportional to 29,453.44, 40,589.76 and 21,055.36 is: 29,016.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,453.44 : 40,589.76 = 21,055.36 : x
  2. Step 2: Convert to fraction form
    29,453.44/40,589.76 = 21,055.36/x
  3. Step 3: Cross multiply
    29,453.44x = 40,589.76 × 21,055.36
  4. Step 4: Simplify right side
    29,453.44x = 854,632,009.11
  5. Step 5: Solve for x
    x = 854,632,009.11/29,453.44
  6. Step 6: Final answer
    x = 29,016.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.