Home / 16,582.05-22,865.69-12,805.83

Finding the Fourth Proportional to 16,582.05, 22,865.69 and 12,805.83

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Solution

The fourth proportional to 16,582.05, 22,865.69 and 12,805.83 is: 17,658.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,582.05 : 22,865.69 = 12,805.83 : x
  2. Step 2: Convert to fraction form
    16,582.05/22,865.69 = 12,805.83/x
  3. Step 3: Cross multiply
    16,582.05x = 22,865.69 × 12,805.83
  4. Step 4: Simplify right side
    16,582.05x = 292,814,170.99
  5. Step 5: Solve for x
    x = 292,814,170.99/16,582.05
  6. Step 6: Final answer
    x = 17,658.50

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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.