Home / 43,057.45-64,559.76-16,731.46

Finding the Fourth Proportional to 43,057.45, 64,559.76 and 16,731.46

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Solution

The fourth proportional to 43,057.45, 64,559.76 and 16,731.46 is: 25,086.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,057.45 : 64,559.76 = 16,731.46 : x
  2. Step 2: Convert to fraction form
    43,057.45/64,559.76 = 16,731.46/x
  3. Step 3: Cross multiply
    43,057.45x = 64,559.76 × 16,731.46
  4. Step 4: Simplify right side
    43,057.45x = 1,080,179,042.05
  5. Step 5: Solve for x
    x = 1,080,179,042.05/43,057.45
  6. Step 6: Final answer
    x = 25,086.93

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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.