Home / 51,945.85-77,926.98-16,877.32

Finding the Fourth Proportional to 51,945.85, 77,926.98 and 16,877.32

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Solution

The fourth proportional to 51,945.85, 77,926.98 and 16,877.32 is: 25,318.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,945.85 : 77,926.98 = 16,877.32 : x
  2. Step 2: Convert to fraction form
    51,945.85/77,926.98 = 16,877.32/x
  3. Step 3: Cross multiply
    51,945.85x = 77,926.98 × 16,877.32
  4. Step 4: Simplify right side
    51,945.85x = 1,315,198,578.09
  5. Step 5: Solve for x
    x = 1,315,198,578.09/51,945.85
  6. Step 6: Final answer
    x = 25,318.65

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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.