Home / 35,212.67-52,785.92-11,822.70

Finding the Fourth Proportional to 35,212.67, 52,785.92 and 11,822.70

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Solution

The fourth proportional to 35,212.67, 52,785.92 and 11,822.70 is: 17,722.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,212.67 : 52,785.92 = 11,822.70 : x
  2. Step 2: Convert to fraction form
    35,212.67/52,785.92 = 11,822.70/x
  3. Step 3: Cross multiply
    35,212.67x = 52,785.92 × 11,822.70
  4. Step 4: Simplify right side
    35,212.67x = 624,072,125.94
  5. Step 5: Solve for x
    x = 624,072,125.94/35,212.67
  6. Step 6: Final answer
    x = 17,722.95

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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.