Home / 19,577.31-29,369.94-8,332.62

Finding the Fourth Proportional to 19,577.31, 29,369.94 and 8,332.62

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Solution

The fourth proportional to 19,577.31, 29,369.94 and 8,332.62 is: 12,500.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,577.31 : 29,369.94 = 8,332.62 : x
  2. Step 2: Convert to fraction form
    19,577.31/29,369.94 = 8,332.62/x
  3. Step 3: Cross multiply
    19,577.31x = 29,369.94 × 8,332.62
  4. Step 4: Simplify right side
    19,577.31x = 244,728,549.44
  5. Step 5: Solve for x
    x = 244,728,549.44/19,577.31
  6. Step 6: Final answer
    x = 12,500.62

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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.