Home / 11,391.08-17,066.10-10,704.90

Finding the Fourth Proportional to 11,391.08, 17,066.10 and 10,704.90

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Solution

The fourth proportional to 11,391.08, 17,066.10 and 10,704.90 is: 16,038.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,391.08 : 17,066.10 = 10,704.90 : x
  2. Step 2: Convert to fraction form
    11,391.08/17,066.10 = 10,704.90/x
  3. Step 3: Cross multiply
    11,391.08x = 17,066.10 × 10,704.90
  4. Step 4: Simplify right side
    11,391.08x = 182,690,893.89
  5. Step 5: Solve for x
    x = 182,690,893.89/11,391.08
  6. Step 6: Final answer
    x = 16,038.07

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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.