Home / 31,525.68-43,504.92-17,379.84

Finding the Fourth Proportional to 31,525.68, 43,504.92 and 17,379.84

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Solution

The fourth proportional to 31,525.68, 43,504.92 and 17,379.84 is: 23,983.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,525.68 : 43,504.92 = 17,379.84 : x
  2. Step 2: Convert to fraction form
    31,525.68/43,504.92 = 17,379.84/x
  3. Step 3: Cross multiply
    31,525.68x = 43,504.92 × 17,379.84
  4. Step 4: Simplify right side
    31,525.68x = 756,108,548.81
  5. Step 5: Solve for x
    x = 756,108,548.81/31,525.68
  6. Step 6: Final answer
    x = 23,983.89

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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.