Home / 33,921.92-46,811.40-18,814.36

Finding the Fourth Proportional to 33,921.92, 46,811.40 and 18,814.36

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Solution

The fourth proportional to 33,921.92, 46,811.40 and 18,814.36 is: 25,963.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,921.92 : 46,811.40 = 18,814.36 : x
  2. Step 2: Convert to fraction form
    33,921.92/46,811.40 = 18,814.36/x
  3. Step 3: Cross multiply
    33,921.92x = 46,811.40 × 18,814.36
  4. Step 4: Simplify right side
    33,921.92x = 880,726,531.70
  5. Step 5: Solve for x
    x = 880,726,531.70/33,921.92
  6. Step 6: Final answer
    x = 25,963.35

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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.