Home / 36,457.44-50,322.40-21,353.60

Finding the Fourth Proportional to 36,457.44, 50,322.40 and 21,353.60

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Solution

The fourth proportional to 36,457.44, 50,322.40 and 21,353.60 is: 29,474.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,457.44 : 50,322.40 = 21,353.60 : x
  2. Step 2: Convert to fraction form
    36,457.44/50,322.40 = 21,353.60/x
  3. Step 3: Cross multiply
    36,457.44x = 50,322.40 × 21,353.60
  4. Step 4: Simplify right side
    36,457.44x = 1,074,564,400.64
  5. Step 5: Solve for x
    x = 1,074,564,400.64/36,457.44
  6. Step 6: Final answer
    x = 29,474.49

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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.