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Finding the Fourth Proportional to 51,608.25, 77,425.38 and 14,672.25

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Solution

The fourth proportional to 51,608.25, 77,425.38 and 14,672.25 is: 22,012.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,608.25 : 77,425.38 = 14,672.25 : x
  2. Step 2: Convert to fraction form
    51,608.25/77,425.38 = 14,672.25/x
  3. Step 3: Cross multiply
    51,608.25x = 77,425.38 × 14,672.25
  4. Step 4: Simplify right side
    51,608.25x = 1,136,004,531.71
  5. Step 5: Solve for x
    x = 1,136,004,531.71/51,608.25
  6. Step 6: Final answer
    x = 22,012.07

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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.