Home / 31,453.24-43,406.18-17,306.84

Finding the Fourth Proportional to 31,453.24, 43,406.18 and 17,306.84

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Solution

The fourth proportional to 31,453.24, 43,406.18 and 17,306.84 is: 23,883.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,453.24 : 43,406.18 = 17,306.84 : x
  2. Step 2: Convert to fraction form
    31,453.24/43,406.18 = 17,306.84/x
  3. Step 3: Cross multiply
    31,453.24x = 43,406.18 × 17,306.84
  4. Step 4: Simplify right side
    31,453.24x = 751,223,812.27
  5. Step 5: Solve for x
    x = 751,223,812.27/31,453.24
  6. Step 6: Final answer
    x = 23,883.83

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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.