Home / 29,112.24-40,170.84-16,363.65

Finding the Fourth Proportional to 29,112.24, 40,170.84 and 16,363.65

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Solution

The fourth proportional to 29,112.24, 40,170.84 and 16,363.65 is: 22,579.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,112.24 : 40,170.84 = 16,363.65 : x
  2. Step 2: Convert to fraction form
    29,112.24/40,170.84 = 16,363.65/x
  3. Step 3: Cross multiply
    29,112.24x = 40,170.84 × 16,363.65
  4. Step 4: Simplify right side
    29,112.24x = 657,341,565.97
  5. Step 5: Solve for x
    x = 657,341,565.97/29,112.24
  6. Step 6: Final answer
    x = 22,579.56

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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.