Home / 27,193.33-40,781.35-18,484.21

Finding the Fourth Proportional to 27,193.33, 40,781.35 and 18,484.21

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Solution

The fourth proportional to 27,193.33, 40,781.35 and 18,484.21 is: 27,720.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,193.33 : 40,781.35 = 18,484.21 : x
  2. Step 2: Convert to fraction form
    27,193.33/40,781.35 = 18,484.21/x
  3. Step 3: Cross multiply
    27,193.33x = 40,781.35 × 18,484.21
  4. Step 4: Simplify right side
    27,193.33x = 753,811,037.48
  5. Step 5: Solve for x
    x = 753,811,037.48/27,193.33
  6. Step 6: Final answer
    x = 27,720.44

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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.