Home / 31,137.29-46,704.62-14,491.59

Finding the Fourth Proportional to 31,137.29, 46,704.62 and 14,491.59

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Solution

The fourth proportional to 31,137.29, 46,704.62 and 14,491.59 is: 21,736.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,137.29 : 46,704.62 = 14,491.59 : x
  2. Step 2: Convert to fraction form
    31,137.29/46,704.62 = 14,491.59/x
  3. Step 3: Cross multiply
    31,137.29x = 46,704.62 × 14,491.59
  4. Step 4: Simplify right side
    31,137.29x = 676,824,204.15
  5. Step 5: Solve for x
    x = 676,824,204.15/31,137.29
  6. Step 6: Final answer
    x = 21,736.77

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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.