Home / 17,911.28-26,855.40-8,546.24

Finding the Fourth Proportional to 17,911.28, 26,855.40 and 8,546.24

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Solution

The fourth proportional to 17,911.28, 26,855.40 and 8,546.24 is: 12,813.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,911.28 : 26,855.40 = 8,546.24 : x
  2. Step 2: Convert to fraction form
    17,911.28/26,855.40 = 8,546.24/x
  3. Step 3: Cross multiply
    17,911.28x = 26,855.40 × 8,546.24
  4. Step 4: Simplify right side
    17,911.28x = 229,512,693.70
  5. Step 5: Solve for x
    x = 229,512,693.70/17,911.28
  6. Step 6: Final answer
    x = 12,813.86

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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.