Home / 19,527.32-29,233.56-12,107.96

Finding the Fourth Proportional to 19,527.32, 29,233.56 and 12,107.96

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Solution

The fourth proportional to 19,527.32, 29,233.56 and 12,107.96 is: 18,126.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,527.32 : 29,233.56 = 12,107.96 : x
  2. Step 2: Convert to fraction form
    19,527.32/29,233.56 = 12,107.96/x
  3. Step 3: Cross multiply
    19,527.32x = 29,233.56 × 12,107.96
  4. Step 4: Simplify right side
    19,527.32x = 353,958,775.14
  5. Step 5: Solve for x
    x = 353,958,775.14/19,527.32
  6. Step 6: Final answer
    x = 18,126.34

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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.