Home / 14,582.35-20,118.61-8,207.92

Finding the Fourth Proportional to 14,582.35, 20,118.61 and 8,207.92

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Solution

The fourth proportional to 14,582.35, 20,118.61 and 8,207.92 is: 11,324.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,582.35 : 20,118.61 = 8,207.92 : x
  2. Step 2: Convert to fraction form
    14,582.35/20,118.61 = 8,207.92/x
  3. Step 3: Cross multiply
    14,582.35x = 20,118.61 × 8,207.92
  4. Step 4: Simplify right side
    14,582.35x = 165,131,941.39
  5. Step 5: Solve for x
    x = 165,131,941.39/14,582.35
  6. Step 6: Final answer
    x = 11,324.10

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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.