Home / 29,112.92-40,171.33-16,363.74

Finding the Fourth Proportional to 29,112.92, 40,171.33 and 16,363.74

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Solution

The fourth proportional to 29,112.92, 40,171.33 and 16,363.74 is: 22,579.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,112.92 : 40,171.33 = 16,363.74 : x
  2. Step 2: Convert to fraction form
    29,112.92/40,171.33 = 16,363.74/x
  3. Step 3: Cross multiply
    29,112.92x = 40,171.33 × 16,363.74
  4. Step 4: Simplify right side
    29,112.92x = 657,353,052.66
  5. Step 5: Solve for x
    x = 657,353,052.66/29,112.92
  6. Step 6: Final answer
    x = 22,579.42

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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.