Home / 43,740-60,361.20-26,982.72

Finding the Fourth Proportional to 43,740, 60,361.20 and 26,982.72

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Solution

The fourth proportional to 43,740, 60,361.20 and 26,982.72 is: 37,236.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,740 : 60,361.20 = 26,982.72 : x
  2. Step 2: Convert to fraction form
    43,740/60,361.20 = 26,982.72/x
  3. Step 3: Cross multiply
    43,740x = 60,361.20 × 26,982.72
  4. Step 4: Simplify right side
    43,740x = 1,628,709,358.46
  5. Step 5: Solve for x
    x = 1,628,709,358.46/43,740
  6. Step 6: Final answer
    x = 37,236.15

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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.