Home / 51,166.45-76,757.87-21,588.64

Finding the Fourth Proportional to 51,166.45, 76,757.87 and 21,588.64

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Solution

The fourth proportional to 51,166.45, 76,757.87 and 21,588.64 is: 32,386.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,166.45 : 76,757.87 = 21,588.64 : x
  2. Step 2: Convert to fraction form
    51,166.45/76,757.87 = 21,588.64/x
  3. Step 3: Cross multiply
    51,166.45x = 76,757.87 × 21,588.64
  4. Step 4: Simplify right side
    51,166.45x = 1,657,098,022.60
  5. Step 5: Solve for x
    x = 1,657,098,022.60/51,166.45
  6. Step 6: Final answer
    x = 32,386.42

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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.