Home / 36,028.22-49,718.74-20,924.59

Finding the Fourth Proportional to 36,028.22, 49,718.74 and 20,924.59

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Solution

The fourth proportional to 36,028.22, 49,718.74 and 20,924.59 is: 28,875.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,028.22 : 49,718.74 = 20,924.59 : x
  2. Step 2: Convert to fraction form
    36,028.22/49,718.74 = 20,924.59/x
  3. Step 3: Cross multiply
    36,028.22x = 49,718.74 × 20,924.59
  4. Step 4: Simplify right side
    36,028.22x = 1,040,344,249.82
  5. Step 5: Solve for x
    x = 1,040,344,249.82/36,028.22
  6. Step 6: Final answer
    x = 28,875.82

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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.