Home / 37,918.82-52,331.28-20,924.66

Finding the Fourth Proportional to 37,918.82, 52,331.28 and 20,924.66

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Solution

The fourth proportional to 37,918.82, 52,331.28 and 20,924.66 is: 28,877.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,918.82 : 52,331.28 = 20,924.66 : x
  2. Step 2: Convert to fraction form
    37,918.82/52,331.28 = 20,924.66/x
  3. Step 3: Cross multiply
    37,918.82x = 52,331.28 × 20,924.66
  4. Step 4: Simplify right side
    37,918.82x = 1,095,014,241.36
  5. Step 5: Solve for x
    x = 1,095,014,241.36/37,918.82
  6. Step 6: Final answer
    x = 28,877.86

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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.