Home / 43,208.14-64,817.61-16,909.48

Finding the Fourth Proportional to 43,208.14, 64,817.61 and 16,909.48

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Solution

The fourth proportional to 43,208.14, 64,817.61 and 16,909.48 is: 25,366.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,208.14 : 64,817.61 = 16,909.48 : x
  2. Step 2: Convert to fraction form
    43,208.14/64,817.61 = 16,909.48/x
  3. Step 3: Cross multiply
    43,208.14x = 64,817.61 × 16,909.48
  4. Step 4: Simplify right side
    43,208.14x = 1,096,032,079.94
  5. Step 5: Solve for x
    x = 1,096,032,079.94/43,208.14
  6. Step 6: Final answer
    x = 25,366.33

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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.