Home / 16,953.92-23,395.76-9,400.56

Finding the Fourth Proportional to 16,953.92, 23,395.76 and 9,400.56

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Solution

The fourth proportional to 16,953.92, 23,395.76 and 9,400.56 is: 12,972.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,953.92 : 23,395.76 = 9,400.56 : x
  2. Step 2: Convert to fraction form
    16,953.92/23,395.76 = 9,400.56/x
  3. Step 3: Cross multiply
    16,953.92x = 23,395.76 × 9,400.56
  4. Step 4: Simplify right side
    16,953.92x = 219,933,245.63
  5. Step 5: Solve for x
    x = 219,933,245.63/16,953.92
  6. Step 6: Final answer
    x = 12,972.41

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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.