Home / 33,480.64-46,185.83-19,860.76

Finding the Fourth Proportional to 33,480.64, 46,185.83 and 19,860.76

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Solution

The fourth proportional to 33,480.64, 46,185.83 and 19,860.76 is: 27,397.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,480.64 : 46,185.83 = 19,860.76 : x
  2. Step 2: Convert to fraction form
    33,480.64/46,185.83 = 19,860.76/x
  3. Step 3: Cross multiply
    33,480.64x = 46,185.83 × 19,860.76
  4. Step 4: Simplify right side
    33,480.64x = 917,285,685.03
  5. Step 5: Solve for x
    x = 917,285,685.03/33,480.64
  6. Step 6: Final answer
    x = 27,397.50

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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.