Home / 40,804.06-61,207.62-11,221.96

Finding the Fourth Proportional to 40,804.06, 61,207.62 and 11,221.96

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Solution

The fourth proportional to 40,804.06, 61,207.62 and 11,221.96 is: 16,833.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,804.06 : 61,207.62 = 11,221.96 : x
  2. Step 2: Convert to fraction form
    40,804.06/61,207.62 = 11,221.96/x
  3. Step 3: Cross multiply
    40,804.06x = 61,207.62 × 11,221.96
  4. Step 4: Simplify right side
    40,804.06x = 686,869,463.34
  5. Step 5: Solve for x
    x = 686,869,463.34/40,804.06
  6. Step 6: Final answer
    x = 16,833.36

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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.