Home / 17,376.50-25,999.14-10,771.76

Finding the Fourth Proportional to 17,376.50, 25,999.14 and 10,771.76

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Solution

The fourth proportional to 17,376.50, 25,999.14 and 10,771.76 is: 16,116.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,376.50 : 25,999.14 = 10,771.76 : x
  2. Step 2: Convert to fraction form
    17,376.50/25,999.14 = 10,771.76/x
  3. Step 3: Cross multiply
    17,376.50x = 25,999.14 × 10,771.76
  4. Step 4: Simplify right side
    17,376.50x = 280,056,496.29
  5. Step 5: Solve for x
    x = 280,056,496.29/17,376.50
  6. Step 6: Final answer
    x = 16,116.97

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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.