Home / 31,723.07-47,606.13-16,942.59

Finding the Fourth Proportional to 31,723.07, 47,606.13 and 16,942.59

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Solution

The fourth proportional to 31,723.07, 47,606.13 and 16,942.59 is: 25,425.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,723.07 : 47,606.13 = 16,942.59 : x
  2. Step 2: Convert to fraction form
    31,723.07/47,606.13 = 16,942.59/x
  3. Step 3: Cross multiply
    31,723.07x = 47,606.13 × 16,942.59
  4. Step 4: Simplify right side
    31,723.07x = 806,571,142.08
  5. Step 5: Solve for x
    x = 806,571,142.08/31,723.07
  6. Step 6: Final answer
    x = 25,425.39

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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.