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Finding the Fourth Proportional to 14,524.58, 21,784.58 and 3,995.39

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Solution

The fourth proportional to 14,524.58, 21,784.58 and 3,995.39 is: 5,992.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,524.58 : 21,784.58 = 3,995.39 : x
  2. Step 2: Convert to fraction form
    14,524.58/21,784.58 = 3,995.39/x
  3. Step 3: Cross multiply
    14,524.58x = 21,784.58 × 3,995.39
  4. Step 4: Simplify right side
    14,524.58x = 87,037,893.09
  5. Step 5: Solve for x
    x = 87,037,893.09/14,524.58
  6. Step 6: Final answer
    x = 5,992.46

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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.