Home / 14,630.36-20,181.67-8,967.85

Finding the Fourth Proportional to 14,630.36, 20,181.67 and 8,967.85

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Solution

The fourth proportional to 14,630.36, 20,181.67 and 8,967.85 is: 12,370.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,630.36 : 20,181.67 = 8,967.85 : x
  2. Step 2: Convert to fraction form
    14,630.36/20,181.67 = 8,967.85/x
  3. Step 3: Cross multiply
    14,630.36x = 20,181.67 × 8,967.85
  4. Step 4: Simplify right side
    14,630.36x = 180,986,116.44
  5. Step 5: Solve for x
    x = 180,986,116.44/14,630.36
  6. Step 6: Final answer
    x = 12,370.59

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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.