Home / 29,428.13-40,609.97-16,682.49

Finding the Fourth Proportional to 29,428.13, 40,609.97 and 16,682.49

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Solution

The fourth proportional to 29,428.13, 40,609.97 and 16,682.49 is: 23,021.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,428.13 : 40,609.97 = 16,682.49 : x
  2. Step 2: Convert to fraction form
    29,428.13/40,609.97 = 16,682.49/x
  3. Step 3: Cross multiply
    29,428.13x = 40,609.97 × 16,682.49
  4. Step 4: Simplify right side
    29,428.13x = 677,475,418.43
  5. Step 5: Solve for x
    x = 677,475,418.43/29,428.13
  6. Step 6: Final answer
    x = 23,021.35

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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.