Home / 29,016.54-40,042.26-16,919.28

Finding the Fourth Proportional to 29,016.54, 40,042.26 and 16,919.28

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Solution

The fourth proportional to 29,016.54, 40,042.26 and 16,919.28 is: 23,348.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,016.54 : 40,042.26 = 16,919.28 : x
  2. Step 2: Convert to fraction form
    29,016.54/40,042.26 = 16,919.28/x
  3. Step 3: Cross multiply
    29,016.54x = 40,042.26 × 16,919.28
  4. Step 4: Simplify right side
    29,016.54x = 677,486,208.77
  5. Step 5: Solve for x
    x = 677,486,208.77/29,016.54
  6. Step 6: Final answer
    x = 23,348.28

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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.