Home / 29,436.12-40,611.90-16,687.93

Finding the Fourth Proportional to 29,436.12, 40,611.90 and 16,687.93

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Solution

The fourth proportional to 29,436.12, 40,611.90 and 16,687.93 is: 23,023.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,436.12 : 40,611.90 = 16,687.93 : x
  2. Step 2: Convert to fraction form
    29,436.12/40,611.90 = 16,687.93/x
  3. Step 3: Cross multiply
    29,436.12x = 40,611.90 × 16,687.93
  4. Step 4: Simplify right side
    29,436.12x = 677,728,544.37
  5. Step 5: Solve for x
    x = 677,728,544.37/29,436.12
  6. Step 6: Final answer
    x = 23,023.71

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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.