Home / 13,943.10-20,917.24-4,583.64

Finding the Fourth Proportional to 13,943.10, 20,917.24 and 4,583.64

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Solution

The fourth proportional to 13,943.10, 20,917.24 and 4,583.64 is: 6,876.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,943.10 : 20,917.24 = 4,583.64 : x
  2. Step 2: Convert to fraction form
    13,943.10/20,917.24 = 4,583.64/x
  3. Step 3: Cross multiply
    13,943.10x = 20,917.24 × 4,583.64
  4. Step 4: Simplify right side
    13,943.10x = 95,877,097.95
  5. Step 5: Solve for x
    x = 95,877,097.95/13,943.10
  6. Step 6: Final answer
    x = 6,876.31

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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.