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Finding the Fourth Proportional to 48,706.58, 73,060.59 and 13,644.02

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Solution

The fourth proportional to 48,706.58, 73,060.59 and 13,644.02 is: 20,466.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,706.58 : 73,060.59 = 13,644.02 : x
  2. Step 2: Convert to fraction form
    48,706.58/73,060.59 = 13,644.02/x
  3. Step 3: Cross multiply
    48,706.58x = 73,060.59 × 13,644.02
  4. Step 4: Simplify right side
    48,706.58x = 996,839,717.65
  5. Step 5: Solve for x
    x = 996,839,717.65/48,706.58
  6. Step 6: Final answer
    x = 20,466.22

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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.