Home / 14,353.78-21,507.96-11,074.90

Finding the Fourth Proportional to 14,353.78, 21,507.96 and 11,074.90

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Solution

The fourth proportional to 14,353.78, 21,507.96 and 11,074.90 is: 16,594.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,353.78 : 21,507.96 = 11,074.90 : x
  2. Step 2: Convert to fraction form
    14,353.78/21,507.96 = 11,074.90/x
  3. Step 3: Cross multiply
    14,353.78x = 21,507.96 × 11,074.90
  4. Step 4: Simplify right side
    14,353.78x = 238,198,506.20
  5. Step 5: Solve for x
    x = 238,198,506.20/14,353.78
  6. Step 6: Final answer
    x = 16,594.83

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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.