Home / 38,624.20-57,893.10-21,992.20

Finding the Fourth Proportional to 38,624.20, 57,893.10 and 21,992.20

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Solution

The fourth proportional to 38,624.20, 57,893.10 and 21,992.20 is: 32,963.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,624.20 : 57,893.10 = 21,992.20 : x
  2. Step 2: Convert to fraction form
    38,624.20/57,893.10 = 21,992.20/x
  3. Step 3: Cross multiply
    38,624.20x = 57,893.10 × 21,992.20
  4. Step 4: Simplify right side
    38,624.20x = 1,273,196,633.82
  5. Step 5: Solve for x
    x = 1,273,196,633.82/38,624.20
  6. Step 6: Final answer
    x = 32,963.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.