Home / 36,465.47-54,665.33-13,086.44

Finding the Fourth Proportional to 36,465.47, 54,665.33 and 13,086.44

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Solution

The fourth proportional to 36,465.47, 54,665.33 and 13,086.44 is: 19,617.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,465.47 : 54,665.33 = 13,086.44 : x
  2. Step 2: Convert to fraction form
    36,465.47/54,665.33 = 13,086.44/x
  3. Step 3: Cross multiply
    36,465.47x = 54,665.33 × 13,086.44
  4. Step 4: Simplify right side
    36,465.47x = 715,374,222.37
  5. Step 5: Solve for x
    x = 715,374,222.37/36,465.47
  6. Step 6: Final answer
    x = 19,617.86

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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.