Home / 36,315.32-50,115.82-20,184.14

Finding the Fourth Proportional to 36,315.32, 50,115.82 and 20,184.14

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Solution

The fourth proportional to 36,315.32, 50,115.82 and 20,184.14 is: 27,854.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,315.32 : 50,115.82 = 20,184.14 : x
  2. Step 2: Convert to fraction form
    36,315.32/50,115.82 = 20,184.14/x
  3. Step 3: Cross multiply
    36,315.32x = 50,115.82 × 20,184.14
  4. Step 4: Simplify right side
    36,315.32x = 1,011,544,727.09
  5. Step 5: Solve for x
    x = 1,011,544,727.09/36,315.32
  6. Step 6: Final answer
    x = 27,854.49

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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.