Home / 36,943.04-55,436.68-13,571.84

Finding the Fourth Proportional to 36,943.04, 55,436.68 and 13,571.84

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Solution

The fourth proportional to 36,943.04, 55,436.68 and 13,571.84 is: 20,365.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,943.04 : 55,436.68 = 13,571.84 : x
  2. Step 2: Convert to fraction form
    36,943.04/55,436.68 = 13,571.84/x
  3. Step 3: Cross multiply
    36,943.04x = 55,436.68 × 13,571.84
  4. Step 4: Simplify right side
    36,943.04x = 752,377,751.09
  5. Step 5: Solve for x
    x = 752,377,751.09/36,943.04
  6. Step 6: Final answer
    x = 20,365.89

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1.5x scale

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.