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Finding the Fourth Proportional to 51,651.52, 77,467.07 and 14,201.93

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Solution

The fourth proportional to 51,651.52, 77,467.07 and 14,201.93 is: 21,300.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,651.52 : 77,467.07 = 14,201.93 : x
  2. Step 2: Convert to fraction form
    51,651.52/77,467.07 = 14,201.93/x
  3. Step 3: Cross multiply
    51,651.52x = 77,467.07 × 14,201.93
  4. Step 4: Simplify right side
    51,651.52x = 1,100,181,905.45
  5. Step 5: Solve for x
    x = 1,100,181,905.45/51,651.52
  6. Step 6: Final answer
    x = 21,300.09

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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.