Home / 16,325.91-22,529.50-9,155.79

Finding the Fourth Proportional to 16,325.91, 22,529.50 and 9,155.79

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Solution

The fourth proportional to 16,325.91, 22,529.50 and 9,155.79 is: 12,634.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,325.91 : 22,529.50 = 9,155.79 : x
  2. Step 2: Convert to fraction form
    16,325.91/22,529.50 = 9,155.79/x
  3. Step 3: Cross multiply
    16,325.91x = 22,529.50 × 9,155.79
  4. Step 4: Simplify right side
    16,325.91x = 206,275,347.92
  5. Step 5: Solve for x
    x = 206,275,347.92/16,325.91
  6. Step 6: Final answer
    x = 12,634.85

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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.