Home / 33,388.38-46,078.20-19,242.18

Finding the Fourth Proportional to 33,388.38, 46,078.20 and 19,242.18

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Solution

The fourth proportional to 33,388.38, 46,078.20 and 19,242.18 is: 26,555.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,388.38 : 46,078.20 = 19,242.18 : x
  2. Step 2: Convert to fraction form
    33,388.38/46,078.20 = 19,242.18/x
  3. Step 3: Cross multiply
    33,388.38x = 46,078.20 × 19,242.18
  4. Step 4: Simplify right side
    33,388.38x = 886,645,018.48
  5. Step 5: Solve for x
    x = 886,645,018.48/33,388.38
  6. Step 6: Final answer
    x = 26,555.50

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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.