Home / 14,763.72-22,151.34-8,520.44

Finding the Fourth Proportional to 14,763.72, 22,151.34 and 8,520.44

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Solution

The fourth proportional to 14,763.72, 22,151.34 and 8,520.44 is: 12,783.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,763.72 : 22,151.34 = 8,520.44 : x
  2. Step 2: Convert to fraction form
    14,763.72/22,151.34 = 8,520.44/x
  3. Step 3: Cross multiply
    14,763.72x = 22,151.34 × 8,520.44
  4. Step 4: Simplify right side
    14,763.72x = 188,739,052.63
  5. Step 5: Solve for x
    x = 188,739,052.63/14,763.72
  6. Step 6: Final answer
    x = 12,783.98

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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.