Home / 19,580.13-29,373.84-6,433.43

Finding the Fourth Proportional to 19,580.13, 29,373.84 and 6,433.43

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Solution

The fourth proportional to 19,580.13, 29,373.84 and 6,433.43 is: 9,651.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,580.13 : 29,373.84 = 6,433.43 : x
  2. Step 2: Convert to fraction form
    19,580.13/29,373.84 = 6,433.43/x
  3. Step 3: Cross multiply
    19,580.13x = 29,373.84 × 6,433.43
  4. Step 4: Simplify right side
    19,580.13x = 188,974,396.60
  5. Step 5: Solve for x
    x = 188,974,396.60/19,580.13
  6. Step 6: Final answer
    x = 9,651.34

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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.