Home / 36,199.57-49,951.37-21,089.07

Finding the Fourth Proportional to 36,199.57, 49,951.37 and 21,089.07

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Solution

The fourth proportional to 36,199.57, 49,951.37 and 21,089.07 is: 29,100.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,199.57 : 49,951.37 = 21,089.07 : x
  2. Step 2: Convert to fraction form
    36,199.57/49,951.37 = 21,089.07/x
  3. Step 3: Cross multiply
    36,199.57x = 49,951.37 × 21,089.07
  4. Step 4: Simplify right side
    36,199.57x = 1,053,427,732.13
  5. Step 5: Solve for x
    x = 1,053,427,732.13/36,199.57
  6. Step 6: Final answer
    x = 29,100.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.