Home / 21,593.84-32,334.71-18,493.79

Finding the Fourth Proportional to 21,593.84, 32,334.71 and 18,493.79

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Solution

The fourth proportional to 21,593.84, 32,334.71 and 18,493.79 is: 27,692.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,593.84 : 32,334.71 = 18,493.79 : x
  2. Step 2: Convert to fraction form
    21,593.84/32,334.71 = 18,493.79/x
  3. Step 3: Cross multiply
    21,593.84x = 32,334.71 × 18,493.79
  4. Step 4: Simplify right side
    21,593.84x = 597,991,082.31
  5. Step 5: Solve for x
    x = 597,991,082.31/21,593.84
  6. Step 6: Final answer
    x = 27,692.68

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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.