Home / 19,723.56-29,583.72-5,872.56

Finding the Fourth Proportional to 19,723.56, 29,583.72 and 5,872.56

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Solution

The fourth proportional to 19,723.56, 29,583.72 and 5,872.56 is: 8,808.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,723.56 : 29,583.72 = 5,872.56 : x
  2. Step 2: Convert to fraction form
    19,723.56/29,583.72 = 5,872.56/x
  3. Step 3: Cross multiply
    19,723.56x = 29,583.72 × 5,872.56
  4. Step 4: Simplify right side
    19,723.56x = 173,732,170.72
  5. Step 5: Solve for x
    x = 173,732,170.72/19,723.56
  6. Step 6: Final answer
    x = 8,808.36

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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.