Home / 39,927.86-55,072.82-32,374.52

Finding the Fourth Proportional to 39,927.86, 55,072.82 and 32,374.52

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Solution

The fourth proportional to 39,927.86, 55,072.82 and 32,374.52 is: 44,654.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,927.86 : 55,072.82 = 32,374.52 : x
  2. Step 2: Convert to fraction form
    39,927.86/55,072.82 = 32,374.52/x
  3. Step 3: Cross multiply
    39,927.86x = 55,072.82 × 32,374.52
  4. Step 4: Simplify right side
    39,927.86x = 1,782,955,918.12
  5. Step 5: Solve for x
    x = 1,782,955,918.12/39,927.86
  6. Step 6: Final answer
    x = 44,654.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.