Home / 16,986.51-25,472.88-5,890.86

Finding the Fourth Proportional to 16,986.51, 25,472.88 and 5,890.86

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Solution

The fourth proportional to 16,986.51, 25,472.88 and 5,890.86 is: 8,833.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,986.51 : 25,472.88 = 5,890.86 : x
  2. Step 2: Convert to fraction form
    16,986.51/25,472.88 = 5,890.86/x
  3. Step 3: Cross multiply
    16,986.51x = 25,472.88 × 5,890.86
  4. Step 4: Simplify right side
    16,986.51x = 150,057,169.88
  5. Step 5: Solve for x
    x = 150,057,169.88/16,986.51
  6. Step 6: Final answer
    x = 8,833.90

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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.