Home / 56,727.51-84,942.63-39,996.96

Finding the Fourth Proportional to 56,727.51, 84,942.63 and 39,996.96

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Solution

The fourth proportional to 56,727.51, 84,942.63 and 39,996.96 is: 59,890.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,727.51 : 84,942.63 = 39,996.96 : x
  2. Step 2: Convert to fraction form
    56,727.51/84,942.63 = 39,996.96/x
  3. Step 3: Cross multiply
    56,727.51x = 84,942.63 × 39,996.96
  4. Step 4: Simplify right side
    56,727.51x = 3,397,446,974.40
  5. Step 5: Solve for x
    x = 3,397,446,974.40/56,727.51
  6. Step 6: Final answer
    x = 59,890.64

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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.