Home / 43,101.44-64,654.60-13,116.66

Finding the Fourth Proportional to 43,101.44, 64,654.60 and 13,116.66

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Solution

The fourth proportional to 43,101.44, 64,654.60 and 13,116.66 is: 19,675.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,101.44 : 64,654.60 = 13,116.66 : x
  2. Step 2: Convert to fraction form
    43,101.44/64,654.60 = 13,116.66/x
  3. Step 3: Cross multiply
    43,101.44x = 64,654.60 × 13,116.66
  4. Step 4: Simplify right side
    43,101.44x = 848,052,227.02
  5. Step 5: Solve for x
    x = 848,052,227.02/43,101.44
  6. Step 6: Final answer
    x = 19,675.73

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1.5x scale

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.