Home / 33,488.94-46,218.42-21,400.50

Finding the Fourth Proportional to 33,488.94, 46,218.42 and 21,400.50

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Solution

The fourth proportional to 33,488.94, 46,218.42 and 21,400.50 is: 29,535.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,488.94 : 46,218.42 = 21,400.50 : x
  2. Step 2: Convert to fraction form
    33,488.94/46,218.42 = 21,400.50/x
  3. Step 3: Cross multiply
    33,488.94x = 46,218.42 × 21,400.50
  4. Step 4: Simplify right side
    33,488.94x = 989,097,297.21
  5. Step 5: Solve for x
    x = 989,097,297.21/33,488.94
  6. Step 6: Final answer
    x = 29,535.04

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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.