Home / 18,548.02-27,822.99-5,401.42

Finding the Fourth Proportional to 18,548.02, 27,822.99 and 5,401.42

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Solution

The fourth proportional to 18,548.02, 27,822.99 and 5,401.42 is: 8,102.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,548.02 : 27,822.99 = 5,401.42 : x
  2. Step 2: Convert to fraction form
    18,548.02/27,822.99 = 5,401.42/x
  3. Step 3: Cross multiply
    18,548.02x = 27,822.99 × 5,401.42
  4. Step 4: Simplify right side
    18,548.02x = 150,283,605.34
  5. Step 5: Solve for x
    x = 150,283,605.34/18,548.02
  6. Step 6: Final answer
    x = 8,102.41

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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.