Home / 33,620.40-46,402.20-19,481.04

Finding the Fourth Proportional to 33,620.40, 46,402.20 and 19,481.04

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Solution

The fourth proportional to 33,620.40, 46,402.20 and 19,481.04 is: 26,887.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,620.40 : 46,402.20 = 19,481.04 : x
  2. Step 2: Convert to fraction form
    33,620.40/46,402.20 = 19,481.04/x
  3. Step 3: Cross multiply
    33,620.40x = 46,402.20 × 19,481.04
  4. Step 4: Simplify right side
    33,620.40x = 903,963,114.29
  5. Step 5: Solve for x
    x = 903,963,114.29/33,620.40
  6. Step 6: Final answer
    x = 26,887.34

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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.