Home / 29,505.60-40,716.96-16,077.12

Finding the Fourth Proportional to 29,505.60, 40,716.96 and 16,077.12

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Solution

The fourth proportional to 29,505.60, 40,716.96 and 16,077.12 is: 22,186.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,505.60 : 40,716.96 = 16,077.12 : x
  2. Step 2: Convert to fraction form
    29,505.60/40,716.96 = 16,077.12/x
  3. Step 3: Cross multiply
    29,505.60x = 40,716.96 × 16,077.12
  4. Step 4: Simplify right side
    29,505.60x = 654,611,451.96
  5. Step 5: Solve for x
    x = 654,611,451.96/29,505.60
  6. Step 6: Final answer
    x = 22,186.01

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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.