Home / 20,037.42-27,634.86-15,013.44

Finding the Fourth Proportional to 20,037.42, 27,634.86 and 15,013.44

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Solution

The fourth proportional to 20,037.42, 27,634.86 and 15,013.44 is: 20,705.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,037.42 : 27,634.86 = 15,013.44 : x
  2. Step 2: Convert to fraction form
    20,037.42/27,634.86 = 15,013.44/x
  3. Step 3: Cross multiply
    20,037.42x = 27,634.86 × 15,013.44
  4. Step 4: Simplify right side
    20,037.42x = 414,894,312.52
  5. Step 5: Solve for x
    x = 414,894,312.52/20,037.42
  6. Step 6: Final answer
    x = 20,705.97

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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.