Home / 21,582.01-32,385.57-8,433.73

Finding the Fourth Proportional to 21,582.01, 32,385.57 and 8,433.73

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Solution

The fourth proportional to 21,582.01, 32,385.57 and 8,433.73 is: 12,655.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,582.01 : 32,385.57 = 8,433.73 : x
  2. Step 2: Convert to fraction form
    21,582.01/32,385.57 = 8,433.73/x
  3. Step 3: Cross multiply
    21,582.01x = 32,385.57 × 8,433.73
  4. Step 4: Simplify right side
    21,582.01x = 273,131,153.28
  5. Step 5: Solve for x
    x = 273,131,153.28/21,582.01
  6. Step 6: Final answer
    x = 12,655.50

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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.