Home / 21,766.59-30,037.50-14,198.58

Finding the Fourth Proportional to 21,766.59, 30,037.50 and 14,198.58

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Solution

The fourth proportional to 21,766.59, 30,037.50 and 14,198.58 is: 19,593.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,766.59 : 30,037.50 = 14,198.58 : x
  2. Step 2: Convert to fraction form
    21,766.59/30,037.50 = 14,198.58/x
  3. Step 3: Cross multiply
    21,766.59x = 30,037.50 × 14,198.58
  4. Step 4: Simplify right side
    21,766.59x = 426,489,846.75
  5. Step 5: Solve for x
    x = 426,489,846.75/21,766.59
  6. Step 6: Final answer
    x = 19,593.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.