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Finding the Fourth Proportional to 46,991.56, 64,830.56 and 29,996.44

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Solution

The fourth proportional to 46,991.56, 64,830.56 and 29,996.44 is: 41,383.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,991.56 : 64,830.56 = 29,996.44 : x
  2. Step 2: Convert to fraction form
    46,991.56/64,830.56 = 29,996.44/x
  3. Step 3: Cross multiply
    46,991.56x = 64,830.56 × 29,996.44
  4. Step 4: Simplify right side
    46,991.56x = 1,944,686,003.21
  5. Step 5: Solve for x
    x = 1,944,686,003.21/46,991.56
  6. Step 6: Final answer
    x = 41,383.73

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1.5x scale

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.