Home / 51,965.18-77,955.94-16,896.64

Finding the Fourth Proportional to 51,965.18, 77,955.94 and 16,896.64

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Solution

The fourth proportional to 51,965.18, 77,955.94 and 16,896.64 is: 25,347.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,965.18 : 77,955.94 = 16,896.64 : x
  2. Step 2: Convert to fraction form
    51,965.18/77,955.94 = 16,896.64/x
  3. Step 3: Cross multiply
    51,965.18x = 77,955.94 × 16,896.64
  4. Step 4: Simplify right side
    51,965.18x = 1,317,193,454.04
  5. Step 5: Solve for x
    x = 1,317,193,454.04/51,965.18
  6. Step 6: Final answer
    x = 25,347.62

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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.