Home / 37,723.68-56,583.12-11,429.28

Finding the Fourth Proportional to 37,723.68, 56,583.12 and 11,429.28

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Solution

The fourth proportional to 37,723.68, 56,583.12 and 11,429.28 is: 17,143.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,723.68 : 56,583.12 = 11,429.28 : x
  2. Step 2: Convert to fraction form
    37,723.68/56,583.12 = 11,429.28/x
  3. Step 3: Cross multiply
    37,723.68x = 56,583.12 × 11,429.28
  4. Step 4: Simplify right side
    37,723.68x = 646,704,321.75
  5. Step 5: Solve for x
    x = 646,704,321.75/37,723.68
  6. Step 6: Final answer
    x = 17,143.19

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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.