Home / 26,712.58-36,874.70-16,645.99

Finding the Fourth Proportional to 26,712.58, 36,874.70 and 16,645.99

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Solution

The fourth proportional to 26,712.58, 36,874.70 and 16,645.99 is: 22,978.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,712.58 : 36,874.70 = 16,645.99 : x
  2. Step 2: Convert to fraction form
    26,712.58/36,874.70 = 16,645.99/x
  3. Step 3: Cross multiply
    26,712.58x = 36,874.70 × 16,645.99
  4. Step 4: Simplify right side
    26,712.58x = 613,815,619.85
  5. Step 5: Solve for x
    x = 613,815,619.85/26,712.58
  6. Step 6: Final answer
    x = 22,978.53

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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.