Home / 9,723.76-14,603.20-8,942.32

Finding the Fourth Proportional to 9,723.76, 14,603.20 and 8,942.32

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Solution

The fourth proportional to 9,723.76, 14,603.20 and 8,942.32 is: 13,429.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,723.76 : 14,603.20 = 8,942.32 : x
  2. Step 2: Convert to fraction form
    9,723.76/14,603.20 = 8,942.32/x
  3. Step 3: Cross multiply
    9,723.76x = 14,603.20 × 8,942.32
  4. Step 4: Simplify right side
    9,723.76x = 130,586,487.42
  5. Step 5: Solve for x
    x = 130,586,487.42/9,723.76
  6. Step 6: Final answer
    x = 13,429.63

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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.