Home / 14,073.42-21,115.95-6,171.85

Finding the Fourth Proportional to 14,073.42, 21,115.95 and 6,171.85

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Solution

The fourth proportional to 14,073.42, 21,115.95 and 6,171.85 is: 9,260.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,073.42 : 21,115.95 = 6,171.85 : x
  2. Step 2: Convert to fraction form
    14,073.42/21,115.95 = 6,171.85/x
  3. Step 3: Cross multiply
    14,073.42x = 21,115.95 × 6,171.85
  4. Step 4: Simplify right side
    14,073.42x = 130,324,476.01
  5. Step 5: Solve for x
    x = 130,324,476.01/14,073.42
  6. Step 6: Final answer
    x = 9,260.33

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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.