Home / 14,517.45-21,779.22-5,752.44

Finding the Fourth Proportional to 14,517.45, 21,779.22 and 5,752.44

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Solution

The fourth proportional to 14,517.45, 21,779.22 and 5,752.44 is: 8,629.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,517.45 : 21,779.22 = 5,752.44 : x
  2. Step 2: Convert to fraction form
    14,517.45/21,779.22 = 5,752.44/x
  3. Step 3: Cross multiply
    14,517.45x = 21,779.22 × 5,752.44
  4. Step 4: Simplify right side
    14,517.45x = 125,283,656.30
  5. Step 5: Solve for x
    x = 125,283,656.30/14,517.45
  6. Step 6: Final answer
    x = 8,629.87

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1.5x scale

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.