Home / 11,535.80-17,310.74-8,893.04

Finding the Fourth Proportional to 11,535.80, 17,310.74 and 8,893.04

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Solution

The fourth proportional to 11,535.80, 17,310.74 and 8,893.04 is: 13,344.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,535.80 : 17,310.74 = 8,893.04 : x
  2. Step 2: Convert to fraction form
    11,535.80/17,310.74 = 8,893.04/x
  3. Step 3: Cross multiply
    11,535.80x = 17,310.74 × 8,893.04
  4. Step 4: Simplify right side
    11,535.80x = 153,945,103.25
  5. Step 5: Solve for x
    x = 153,945,103.25/11,535.80
  6. Step 6: Final answer
    x = 13,344.99

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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.