Home / 42,629.70-63,944.45-11,464.98

Finding the Fourth Proportional to 42,629.70, 63,944.45 and 11,464.98

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Solution

The fourth proportional to 42,629.70, 63,944.45 and 11,464.98 is: 17,197.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,629.70 : 63,944.45 = 11,464.98 : x
  2. Step 2: Convert to fraction form
    42,629.70/63,944.45 = 11,464.98/x
  3. Step 3: Cross multiply
    42,629.70x = 63,944.45 × 11,464.98
  4. Step 4: Simplify right side
    42,629.70x = 733,121,840.36
  5. Step 5: Solve for x
    x = 733,121,840.36/42,629.70
  6. Step 6: Final answer
    x = 17,197.44

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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.