Home / 14,357.88-21,542.22-4,998.60

Finding the Fourth Proportional to 14,357.88, 21,542.22 and 4,998.60

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Solution

The fourth proportional to 14,357.88, 21,542.22 and 4,998.60 is: 7,499.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,357.88 : 21,542.22 = 4,998.60 : x
  2. Step 2: Convert to fraction form
    14,357.88/21,542.22 = 4,998.60/x
  3. Step 3: Cross multiply
    14,357.88x = 21,542.22 × 4,998.60
  4. Step 4: Simplify right side
    14,357.88x = 107,680,940.89
  5. Step 5: Solve for x
    x = 107,680,940.89/14,357.88
  6. Step 6: Final answer
    x = 7,499.78

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Half scale
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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.