Home / 17,256.79-25,861.83-7,885.27

Finding the Fourth Proportional to 17,256.79, 25,861.83 and 7,885.27

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Solution

The fourth proportional to 17,256.79, 25,861.83 and 7,885.27 is: 11,817.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,256.79 : 25,861.83 = 7,885.27 : x
  2. Step 2: Convert to fraction form
    17,256.79/25,861.83 = 7,885.27/x
  3. Step 3: Cross multiply
    17,256.79x = 25,861.83 × 7,885.27
  4. Step 4: Simplify right side
    17,256.79x = 203,927,512.24
  5. Step 5: Solve for x
    x = 203,927,512.24/17,256.79
  6. Step 6: Final answer
    x = 11,817.23

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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.