Home / 14,650.77-20,217.65-8,600.92

Finding the Fourth Proportional to 14,650.77, 20,217.65 and 8,600.92

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Solution

The fourth proportional to 14,650.77, 20,217.65 and 8,600.92 is: 11,869.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,650.77 : 20,217.65 = 8,600.92 : x
  2. Step 2: Convert to fraction form
    14,650.77/20,217.65 = 8,600.92/x
  3. Step 3: Cross multiply
    14,650.77x = 20,217.65 × 8,600.92
  4. Step 4: Simplify right side
    14,650.77x = 173,890,289.15
  5. Step 5: Solve for x
    x = 173,890,289.15/14,650.77
  6. Step 6: Final answer
    x = 11,869.02

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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.