Home / 36,135.09-54,210.87-19,494.81

Finding the Fourth Proportional to 36,135.09, 54,210.87 and 19,494.81

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Solution

The fourth proportional to 36,135.09, 54,210.87 and 19,494.81 is: 29,246.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,135.09 : 54,210.87 = 19,494.81 : x
  2. Step 2: Convert to fraction form
    36,135.09/54,210.87 = 19,494.81/x
  3. Step 3: Cross multiply
    36,135.09x = 54,210.87 × 19,494.81
  4. Step 4: Simplify right side
    36,135.09x = 1,056,830,610.58
  5. Step 5: Solve for x
    x = 1,056,830,610.58/36,135.09
  6. Step 6: Final answer
    x = 29,246.66

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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.