Home / 17,072.28-25,575.28-11,211.12

Finding the Fourth Proportional to 17,072.28, 25,575.28 and 11,211.12

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Solution

The fourth proportional to 17,072.28, 25,575.28 and 11,211.12 is: 16,794.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,072.28 : 25,575.28 = 11,211.12 : x
  2. Step 2: Convert to fraction form
    17,072.28/25,575.28 = 11,211.12/x
  3. Step 3: Cross multiply
    17,072.28x = 25,575.28 × 11,211.12
  4. Step 4: Simplify right side
    17,072.28x = 286,727,533.11
  5. Step 5: Solve for x
    x = 286,727,533.11/17,072.28
  6. Step 6: Final answer
    x = 16,794.92

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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.