Home / 29,112.96-40,176.96-16,539.84

Finding the Fourth Proportional to 29,112.96, 40,176.96 and 16,539.84

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Solution

The fourth proportional to 29,112.96, 40,176.96 and 16,539.84 is: 22,825.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,112.96 : 40,176.96 = 16,539.84 : x
  2. Step 2: Convert to fraction form
    29,112.96/40,176.96 = 16,539.84/x
  3. Step 3: Cross multiply
    29,112.96x = 40,176.96 × 16,539.84
  4. Step 4: Simplify right side
    29,112.96x = 664,520,490.09
  5. Step 5: Solve for x
    x = 664,520,490.09/29,112.96
  6. Step 6: Final answer
    x = 22,825.59

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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.