Home / 33,515.32-46,247.64-20,086.24

Finding the Fourth Proportional to 33,515.32, 46,247.64 and 20,086.24

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Solution

The fourth proportional to 33,515.32, 46,247.64 and 20,086.24 is: 27,716.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,515.32 : 46,247.64 = 20,086.24 : x
  2. Step 2: Convert to fraction form
    33,515.32/46,247.64 = 20,086.24/x
  3. Step 3: Cross multiply
    33,515.32x = 46,247.64 × 20,086.24
  4. Step 4: Simplify right side
    33,515.32x = 928,941,196.47
  5. Step 5: Solve for x
    x = 928,941,196.47/33,515.32
  6. Step 6: Final answer
    x = 27,716.91

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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.