Home / 62,640.21-93,950.31-18,256.58

Finding the Fourth Proportional to 62,640.21, 93,950.31 and 18,256.58

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Solution

The fourth proportional to 62,640.21, 93,950.31 and 18,256.58 is: 27,381.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,640.21 : 93,950.31 = 18,256.58 : x
  2. Step 2: Convert to fraction form
    62,640.21/93,950.31 = 18,256.58/x
  3. Step 3: Cross multiply
    62,640.21x = 93,950.31 × 18,256.58
  4. Step 4: Simplify right side
    62,640.21x = 1,715,211,350.54
  5. Step 5: Solve for x
    x = 1,715,211,350.54/62,640.21
  6. Step 6: Final answer
    x = 27,381.95

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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.