Home / 20,628.52-30,937.82-9,524.54

Finding the Fourth Proportional to 20,628.52, 30,937.82 and 9,524.54

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Solution

The fourth proportional to 20,628.52, 30,937.82 and 9,524.54 is: 14,284.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,628.52 : 30,937.82 = 9,524.54 : x
  2. Step 2: Convert to fraction form
    20,628.52/30,937.82 = 9,524.54/x
  3. Step 3: Cross multiply
    20,628.52x = 30,937.82 × 9,524.54
  4. Step 4: Simplify right side
    20,628.52x = 294,668,440.16
  5. Step 5: Solve for x
    x = 294,668,440.16/20,628.52
  6. Step 6: Final answer
    x = 14,284.51

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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.