Home / 14,783.52-22,183.92-8,940.72

Finding the Fourth Proportional to 14,783.52, 22,183.92 and 8,940.72

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Solution

The fourth proportional to 14,783.52, 22,183.92 and 8,940.72 is: 13,416.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,783.52 : 22,183.92 = 8,940.72 : x
  2. Step 2: Convert to fraction form
    14,783.52/22,183.92 = 8,940.72/x
  3. Step 3: Cross multiply
    14,783.52x = 22,183.92 × 8,940.72
  4. Step 4: Simplify right side
    14,783.52x = 198,340,217.22
  5. Step 5: Solve for x
    x = 198,340,217.22/14,783.52
  6. Step 6: Final answer
    x = 13,416.31

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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.