Home / 16,960.62-25,420.50-6,278.45

Finding the Fourth Proportional to 16,960.62, 25,420.50 and 6,278.45

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Solution

The fourth proportional to 16,960.62, 25,420.50 and 6,278.45 is: 9,410.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,960.62 : 25,420.50 = 6,278.45 : x
  2. Step 2: Convert to fraction form
    16,960.62/25,420.50 = 6,278.45/x
  3. Step 3: Cross multiply
    16,960.62x = 25,420.50 × 6,278.45
  4. Step 4: Simplify right side
    16,960.62x = 159,601,211.12
  5. Step 5: Solve for x
    x = 159,601,211.12/16,960.62
  6. Step 6: Final answer
    x = 9,410.10

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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.