Home / 33,920.13-46,809.78-19,016.13

Finding the Fourth Proportional to 33,920.13, 46,809.78 and 19,016.13

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Solution

The fourth proportional to 33,920.13, 46,809.78 and 19,016.13 is: 26,242.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,920.13 : 46,809.78 = 19,016.13 : x
  2. Step 2: Convert to fraction form
    33,920.13/46,809.78 = 19,016.13/x
  3. Step 3: Cross multiply
    33,920.13x = 46,809.78 × 19,016.13
  4. Step 4: Simplify right side
    33,920.13x = 890,140,861.75
  5. Step 5: Solve for x
    x = 890,140,861.75/33,920.13
  6. Step 6: Final answer
    x = 26,242.26

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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.