Home / 33,920.54-46,808.70-18,813.80

Finding the Fourth Proportional to 33,920.54, 46,808.70 and 18,813.80

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Solution

The fourth proportional to 33,920.54, 46,808.70 and 18,813.80 is: 25,962.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,920.54 : 46,808.70 = 18,813.80 : x
  2. Step 2: Convert to fraction form
    33,920.54/46,808.70 = 18,813.80/x
  3. Step 3: Cross multiply
    33,920.54x = 46,808.70 × 18,813.80
  4. Step 4: Simplify right side
    33,920.54x = 880,649,520.06
  5. Step 5: Solve for x
    x = 880,649,520.06/33,920.54
  6. Step 6: Final answer
    x = 25,962.13

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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.