Home / 24,471.21-36,719.37-11,991

Finding the Fourth Proportional to 24,471.21, 36,719.37 and 11,991

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Solution

The fourth proportional to 24,471.21, 36,719.37 and 11,991 is: 17,992.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,471.21 : 36,719.37 = 11,991 : x
  2. Step 2: Convert to fraction form
    24,471.21/36,719.37 = 11,991/x
  3. Step 3: Cross multiply
    24,471.21x = 36,719.37 × 11,991
  4. Step 4: Simplify right side
    24,471.21x = 440,301,965.67
  5. Step 5: Solve for x
    x = 440,301,965.67/24,471.21
  6. Step 6: Final answer
    x = 17,992.65

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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.