Home / 33,359.40-46,014.24-21,403.80

Finding the Fourth Proportional to 33,359.40, 46,014.24 and 21,403.80

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Solution

The fourth proportional to 33,359.40, 46,014.24 and 21,403.80 is: 29,523.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,359.40 : 46,014.24 = 21,403.80 : x
  2. Step 2: Convert to fraction form
    33,359.40/46,014.24 = 21,403.80/x
  3. Step 3: Cross multiply
    33,359.40x = 46,014.24 × 21,403.80
  4. Step 4: Simplify right side
    33,359.40x = 984,879,590.11
  5. Step 5: Solve for x
    x = 984,879,590.11/33,359.40
  6. Step 6: Final answer
    x = 29,523.30

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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.