Home / 34,738.40-52,134.12-18,102.56

Finding the Fourth Proportional to 34,738.40, 52,134.12 and 18,102.56

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Solution

The fourth proportional to 34,738.40, 52,134.12 and 18,102.56 is: 27,167.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,738.40 : 52,134.12 = 18,102.56 : x
  2. Step 2: Convert to fraction form
    34,738.40/52,134.12 = 18,102.56/x
  3. Step 3: Cross multiply
    34,738.40x = 52,134.12 × 18,102.56
  4. Step 4: Simplify right side
    34,738.40x = 943,761,035.35
  5. Step 5: Solve for x
    x = 943,761,035.35/34,738.40
  6. Step 6: Final answer
    x = 27,167.66

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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.