Home / 29,262.68-43,918.60-12,635.28

Finding the Fourth Proportional to 29,262.68, 43,918.60 and 12,635.28

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Solution

The fourth proportional to 29,262.68, 43,918.60 and 12,635.28 is: 18,963.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,262.68 : 43,918.60 = 12,635.28 : x
  2. Step 2: Convert to fraction form
    29,262.68/43,918.60 = 12,635.28/x
  3. Step 3: Cross multiply
    29,262.68x = 43,918.60 × 12,635.28
  4. Step 4: Simplify right side
    29,262.68x = 554,923,808.21
  5. Step 5: Solve for x
    x = 554,923,808.21/29,262.68
  6. Step 6: Final answer
    x = 18,963.53

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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.