Home / 38,873.22-58,322.01-13,912.68

Finding the Fourth Proportional to 38,873.22, 58,322.01 and 13,912.68

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Solution

The fourth proportional to 38,873.22, 58,322.01 and 13,912.68 is: 20,873.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,873.22 : 58,322.01 = 13,912.68 : x
  2. Step 2: Convert to fraction form
    38,873.22/58,322.01 = 13,912.68/x
  3. Step 3: Cross multiply
    38,873.22x = 58,322.01 × 13,912.68
  4. Step 4: Simplify right side
    38,873.22x = 811,415,462.09
  5. Step 5: Solve for x
    x = 811,415,462.09/38,873.22
  6. Step 6: Final answer
    x = 20,873.38

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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.