Home / 19,558.56-29,345.94-8,463.18

Finding the Fourth Proportional to 19,558.56, 29,345.94 and 8,463.18

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Solution

The fourth proportional to 19,558.56, 29,345.94 and 8,463.18 is: 12,698.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,558.56 : 29,345.94 = 8,463.18 : x
  2. Step 2: Convert to fraction form
    19,558.56/29,345.94 = 8,463.18/x
  3. Step 3: Cross multiply
    19,558.56x = 29,345.94 × 8,463.18
  4. Step 4: Simplify right side
    19,558.56x = 248,359,972.49
  5. Step 5: Solve for x
    x = 248,359,972.49/19,558.56
  6. Step 6: Final answer
    x = 12,698.27

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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.