Home / 14,786.90-22,177.35-5,423.73

Finding the Fourth Proportional to 14,786.90, 22,177.35 and 5,423.73

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Solution

The fourth proportional to 14,786.90, 22,177.35 and 5,423.73 is: 8,134.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,786.90 : 22,177.35 = 5,423.73 : x
  2. Step 2: Convert to fraction form
    14,786.90/22,177.35 = 5,423.73/x
  3. Step 3: Cross multiply
    14,786.90x = 22,177.35 × 5,423.73
  4. Step 4: Simplify right side
    14,786.90x = 120,284,062.02
  5. Step 5: Solve for x
    x = 120,284,062.02/14,786.90
  6. Step 6: Final answer
    x = 8,134.50

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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.