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Finding the Fourth Proportional to 17,896.48, 26,846.04 and 4,748.56

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Solution

The fourth proportional to 17,896.48, 26,846.04 and 4,748.56 is: 7,123.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,896.48 : 26,846.04 = 4,748.56 : x
  2. Step 2: Convert to fraction form
    17,896.48/26,846.04 = 4,748.56/x
  3. Step 3: Cross multiply
    17,896.48x = 26,846.04 × 4,748.56
  4. Step 4: Simplify right side
    17,896.48x = 127,480,031.70
  5. Step 5: Solve for x
    x = 127,480,031.70/17,896.48
  6. Step 6: Final answer
    x = 7,123.19

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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.