Home / 40,832.96-61,249.16-14,538.64

Finding the Fourth Proportional to 40,832.96, 61,249.16 and 14,538.64

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Solution

The fourth proportional to 40,832.96, 61,249.16 and 14,538.64 is: 21,807.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,832.96 : 61,249.16 = 14,538.64 : x
  2. Step 2: Convert to fraction form
    40,832.96/61,249.16 = 14,538.64/x
  3. Step 3: Cross multiply
    40,832.96x = 61,249.16 × 14,538.64
  4. Step 4: Simplify right side
    40,832.96x = 890,479,487.54
  5. Step 5: Solve for x
    x = 890,479,487.54/40,832.96
  6. Step 6: Final answer
    x = 21,807.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.