Home / 40,324.30-55,638.90-27,408.04

Finding the Fourth Proportional to 40,324.30, 55,638.90 and 27,408.04

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Solution

The fourth proportional to 40,324.30, 55,638.90 and 27,408.04 is: 37,817.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,324.30 : 55,638.90 = 27,408.04 : x
  2. Step 2: Convert to fraction form
    40,324.30/55,638.90 = 27,408.04/x
  3. Step 3: Cross multiply
    40,324.30x = 55,638.90 × 27,408.04
  4. Step 4: Simplify right side
    40,324.30x = 1,524,953,057.66
  5. Step 5: Solve for x
    x = 1,524,953,057.66/40,324.30
  6. Step 6: Final answer
    x = 37,817.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.