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Finding the Fourth Proportional to 51,566.64, 71,136.62 and 33,653.36

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Solution

The fourth proportional to 51,566.64, 71,136.62 and 33,653.36 is: 46,425.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,566.64 : 71,136.62 = 33,653.36 : x
  2. Step 2: Convert to fraction form
    51,566.64/71,136.62 = 33,653.36/x
  3. Step 3: Cross multiply
    51,566.64x = 71,136.62 × 33,653.36
  4. Step 4: Simplify right side
    51,566.64x = 2,393,986,282.04
  5. Step 5: Solve for x
    x = 2,393,986,282.04/51,566.64
  6. Step 6: Final answer
    x = 46,425.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.