Home / 15,667.09-23,445.72-11,229.64

Finding the Fourth Proportional to 15,667.09, 23,445.72 and 11,229.64

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Solution

The fourth proportional to 15,667.09, 23,445.72 and 11,229.64 is: 16,805.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,667.09 : 23,445.72 = 11,229.64 : x
  2. Step 2: Convert to fraction form
    15,667.09/23,445.72 = 11,229.64/x
  3. Step 3: Cross multiply
    15,667.09x = 23,445.72 × 11,229.64
  4. Step 4: Simplify right side
    15,667.09x = 263,286,936.53
  5. Step 5: Solve for x
    x = 263,286,936.53/15,667.09
  6. Step 6: Final answer
    x = 16,805.10

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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.