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Finding the Fourth Proportional to 17,162.89, 25,713.25 and 14,407.27

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Solution

The fourth proportional to 17,162.89, 25,713.25 and 14,407.27 is: 21,584.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,162.89 : 25,713.25 = 14,407.27 : x
  2. Step 2: Convert to fraction form
    17,162.89/25,713.25 = 14,407.27/x
  3. Step 3: Cross multiply
    17,162.89x = 25,713.25 × 14,407.27
  4. Step 4: Simplify right side
    17,162.89x = 370,457,635.03
  5. Step 5: Solve for x
    x = 370,457,635.03/17,162.89
  6. Step 6: Final answer
    x = 21,584.81

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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.