Home / 21,593.56-32,348.79-13,249.21

Finding the Fourth Proportional to 21,593.56, 32,348.79 and 13,249.21

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Solution

The fourth proportional to 21,593.56, 32,348.79 and 13,249.21 is: 19,848.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,593.56 : 32,348.79 = 13,249.21 : x
  2. Step 2: Convert to fraction form
    21,593.56/32,348.79 = 13,249.21/x
  3. Step 3: Cross multiply
    21,593.56x = 32,348.79 × 13,249.21
  4. Step 4: Simplify right side
    21,593.56x = 428,595,911.96
  5. Step 5: Solve for x
    x = 428,595,911.96/21,593.56
  6. Step 6: Final answer
    x = 19,848.32

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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.