Home / 36,917.04-55,284.48-21,082.80

Finding the Fourth Proportional to 36,917.04, 55,284.48 and 21,082.80

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Solution

The fourth proportional to 36,917.04, 55,284.48 and 21,082.80 is: 31,572.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,917.04 : 55,284.48 = 21,082.80 : x
  2. Step 2: Convert to fraction form
    36,917.04/55,284.48 = 21,082.80/x
  3. Step 3: Cross multiply
    36,917.04x = 55,284.48 × 21,082.80
  4. Step 4: Simplify right side
    36,917.04x = 1,165,551,634.94
  5. Step 5: Solve for x
    x = 1,165,551,634.94/36,917.04
  6. Step 6: Final answer
    x = 31,572.19

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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.