Home / 23,004.39-31,747.23-12,934.47

Finding the Fourth Proportional to 23,004.39, 31,747.23 and 12,934.47

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Solution

The fourth proportional to 23,004.39, 31,747.23 and 12,934.47 is: 17,850.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,004.39 : 31,747.23 = 12,934.47 : x
  2. Step 2: Convert to fraction form
    23,004.39/31,747.23 = 12,934.47/x
  3. Step 3: Cross multiply
    23,004.39x = 31,747.23 × 12,934.47
  4. Step 4: Simplify right side
    23,004.39x = 410,633,594.02
  5. Step 5: Solve for x
    x = 410,633,594.02/23,004.39
  6. Step 6: Final answer
    x = 17,850.23

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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.