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Finding the Fourth Proportional to 54,706.56, 82,059.84 and 13,153.56

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Solution

The fourth proportional to 54,706.56, 82,059.84 and 13,153.56 is: 19,730.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,706.56 : 82,059.84 = 13,153.56 : x
  2. Step 2: Convert to fraction form
    54,706.56/82,059.84 = 13,153.56/x
  3. Step 3: Cross multiply
    54,706.56x = 82,059.84 × 13,153.56
  4. Step 4: Simplify right side
    54,706.56x = 1,079,379,029.03
  5. Step 5: Solve for x
    x = 1,079,379,029.03/54,706.56
  6. Step 6: Final answer
    x = 19,730.34

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1.5x scale

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.