Home / 37,677.20-51,939.02-28,709.14

Finding the Fourth Proportional to 37,677.20, 51,939.02 and 28,709.14

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Solution

The fourth proportional to 37,677.20, 51,939.02 and 28,709.14 is: 39,576.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,677.20 : 51,939.02 = 28,709.14 : x
  2. Step 2: Convert to fraction form
    37,677.20/51,939.02 = 28,709.14/x
  3. Step 3: Cross multiply
    37,677.20x = 51,939.02 × 28,709.14
  4. Step 4: Simplify right side
    37,677.20x = 1,491,124,596.64
  5. Step 5: Solve for x
    x = 1,491,124,596.64/37,677.20
  6. Step 6: Final answer
    x = 39,576.31

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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.