Home / 17,013.40-25,491.30-8,229.40

Finding the Fourth Proportional to 17,013.40, 25,491.30 and 8,229.40

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Solution

The fourth proportional to 17,013.40, 25,491.30 and 8,229.40 is: 12,330.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,013.40 : 25,491.30 = 8,229.40 : x
  2. Step 2: Convert to fraction form
    17,013.40/25,491.30 = 8,229.40/x
  3. Step 3: Cross multiply
    17,013.40x = 25,491.30 × 8,229.40
  4. Step 4: Simplify right side
    17,013.40x = 209,778,104.22
  5. Step 5: Solve for x
    x = 209,778,104.22/17,013.40
  6. Step 6: Final answer
    x = 12,330.17

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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.