Home / 36,873.09-55,276.43-13,494.06

Finding the Fourth Proportional to 36,873.09, 55,276.43 and 13,494.06

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Solution

The fourth proportional to 36,873.09, 55,276.43 and 13,494.06 is: 20,228.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,873.09 : 55,276.43 = 13,494.06 : x
  2. Step 2: Convert to fraction form
    36,873.09/55,276.43 = 13,494.06/x
  3. Step 3: Cross multiply
    36,873.09x = 55,276.43 × 13,494.06
  4. Step 4: Simplify right side
    36,873.09x = 745,903,395.54
  5. Step 5: Solve for x
    x = 745,903,395.54/36,873.09
  6. Step 6: Final answer
    x = 20,228.94

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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.