Home / 51,629.88-77,447.70-14,691

Finding the Fourth Proportional to 51,629.88, 77,447.70 and 14,691

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Solution

The fourth proportional to 51,629.88, 77,447.70 and 14,691 is: 22,037.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,629.88 : 77,447.70 = 14,691 : x
  2. Step 2: Convert to fraction form
    51,629.88/77,447.70 = 14,691/x
  3. Step 3: Cross multiply
    51,629.88x = 77,447.70 × 14,691
  4. Step 4: Simplify right side
    51,629.88x = 1,137,784,160.70
  5. Step 5: Solve for x
    x = 1,137,784,160.70/51,629.88
  6. Step 6: Final answer
    x = 22,037.32

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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.