Home / 21,493.41-32,273.82-18,204.77

Finding the Fourth Proportional to 21,493.41, 32,273.82 and 18,204.77

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Solution

The fourth proportional to 21,493.41, 32,273.82 and 18,204.77 is: 27,335.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,493.41 : 32,273.82 = 18,204.77 : x
  2. Step 2: Convert to fraction form
    21,493.41/32,273.82 = 18,204.77/x
  3. Step 3: Cross multiply
    21,493.41x = 32,273.82 × 18,204.77
  4. Step 4: Simplify right side
    21,493.41x = 587,537,308.75
  5. Step 5: Solve for x
    x = 587,537,308.75/21,493.41
  6. Step 6: Final answer
    x = 27,335.70

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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.