Home / 51,917.67-77,876.51-29,715.57

Finding the Fourth Proportional to 51,917.67, 77,876.51 and 29,715.57

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Solution

The fourth proportional to 51,917.67, 77,876.51 and 29,715.57 is: 44,573.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,917.67 : 77,876.51 = 29,715.57 : x
  2. Step 2: Convert to fraction form
    51,917.67/77,876.51 = 29,715.57/x
  3. Step 3: Cross multiply
    51,917.67x = 77,876.51 × 29,715.57
  4. Step 4: Simplify right side
    51,917.67x = 2,314,144,735.68
  5. Step 5: Solve for x
    x = 2,314,144,735.68/51,917.67
  6. Step 6: Final answer
    x = 44,573.36

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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.