Home / 35,318.89-48,740.09-19,404.37

Finding the Fourth Proportional to 35,318.89, 48,740.09 and 19,404.37

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Solution

The fourth proportional to 35,318.89, 48,740.09 and 19,404.37 is: 26,778.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,318.89 : 48,740.09 = 19,404.37 : x
  2. Step 2: Convert to fraction form
    35,318.89/48,740.09 = 19,404.37/x
  3. Step 3: Cross multiply
    35,318.89x = 48,740.09 × 19,404.37
  4. Step 4: Simplify right side
    35,318.89x = 945,770,496.49
  5. Step 5: Solve for x
    x = 945,770,496.49/35,318.89
  6. Step 6: Final answer
    x = 26,778.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.