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Finding the Fourth Proportional to 51,293.40, 76,932.40 and 16,228.50

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Solution

The fourth proportional to 51,293.40, 76,932.40 and 16,228.50 is: 24,340.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,293.40 : 76,932.40 = 16,228.50 : x
  2. Step 2: Convert to fraction form
    51,293.40/76,932.40 = 16,228.50/x
  3. Step 3: Cross multiply
    51,293.40x = 76,932.40 × 16,228.50
  4. Step 4: Simplify right side
    51,293.40x = 1,248,497,453.40
  5. Step 5: Solve for x
    x = 1,248,497,453.40/51,293.40
  6. Step 6: Final answer
    x = 24,340.31

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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.