Home / 26,780.15-36,953.21-14,843.39

Finding the Fourth Proportional to 26,780.15, 36,953.21 and 14,843.39

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Solution

The fourth proportional to 26,780.15, 36,953.21 and 14,843.39 is: 20,481.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,780.15 : 36,953.21 = 14,843.39 : x
  2. Step 2: Convert to fraction form
    26,780.15/36,953.21 = 14,843.39/x
  3. Step 3: Cross multiply
    26,780.15x = 36,953.21 × 14,843.39
  4. Step 4: Simplify right side
    26,780.15x = 548,510,760.12
  5. Step 5: Solve for x
    x = 548,510,760.12/26,780.15
  6. Step 6: Final answer
    x = 20,481.99

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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.