Home / 14,179.72-21,257.96-5,865.70

Finding the Fourth Proportional to 14,179.72, 21,257.96 and 5,865.70

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Solution

The fourth proportional to 14,179.72, 21,257.96 and 5,865.70 is: 8,793.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,179.72 : 21,257.96 = 5,865.70 : x
  2. Step 2: Convert to fraction form
    14,179.72/21,257.96 = 5,865.70/x
  3. Step 3: Cross multiply
    14,179.72x = 21,257.96 × 5,865.70
  4. Step 4: Simplify right side
    14,179.72x = 124,692,733.50
  5. Step 5: Solve for x
    x = 124,692,733.50/14,179.72
  6. Step 6: Final answer
    x = 8,793.74

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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.