Home / 51,674.36-77,511.96-14,236.50

Finding the Fourth Proportional to 51,674.36, 77,511.96 and 14,236.50

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Solution

The fourth proportional to 51,674.36, 77,511.96 and 14,236.50 is: 21,354.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,674.36 : 77,511.96 = 14,236.50 : x
  2. Step 2: Convert to fraction form
    51,674.36/77,511.96 = 14,236.50/x
  3. Step 3: Cross multiply
    51,674.36x = 77,511.96 × 14,236.50
  4. Step 4: Simplify right side
    51,674.36x = 1,103,499,018.54
  5. Step 5: Solve for x
    x = 1,103,499,018.54/51,674.36
  6. Step 6: Final answer
    x = 21,354.87

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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.