Home / 11,917.72-17,847.30-9,824.92

Finding the Fourth Proportional to 11,917.72, 17,847.30 and 9,824.92

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Solution

The fourth proportional to 11,917.72, 17,847.30 and 9,824.92 is: 14,713.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,917.72 : 17,847.30 = 9,824.92 : x
  2. Step 2: Convert to fraction form
    11,917.72/17,847.30 = 9,824.92/x
  3. Step 3: Cross multiply
    11,917.72x = 17,847.30 × 9,824.92
  4. Step 4: Simplify right side
    11,917.72x = 175,348,294.72
  5. Step 5: Solve for x
    x = 175,348,294.72/11,917.72
  6. Step 6: Final answer
    x = 14,713.24

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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.