Home / 36,718.68-55,081.26-13,338.84

Finding the Fourth Proportional to 36,718.68, 55,081.26 and 13,338.84

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Solution

The fourth proportional to 36,718.68, 55,081.26 and 13,338.84 is: 20,009.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,718.68 : 55,081.26 = 13,338.84 : x
  2. Step 2: Convert to fraction form
    36,718.68/55,081.26 = 13,338.84/x
  3. Step 3: Cross multiply
    36,718.68x = 55,081.26 × 13,338.84
  4. Step 4: Simplify right side
    36,718.68x = 734,720,114.14
  5. Step 5: Solve for x
    x = 734,720,114.14/36,718.68
  6. Step 6: Final answer
    x = 20,009.44

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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.