Home / 33,499.78-46,214.96-20,749.57

Finding the Fourth Proportional to 33,499.78, 46,214.96 and 20,749.57

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Solution

The fourth proportional to 33,499.78, 46,214.96 and 20,749.57 is: 28,625.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,499.78 : 46,214.96 = 20,749.57 : x
  2. Step 2: Convert to fraction form
    33,499.78/46,214.96 = 20,749.57/x
  3. Step 3: Cross multiply
    33,499.78x = 46,214.96 × 20,749.57
  4. Step 4: Simplify right side
    33,499.78x = 958,940,328.28
  5. Step 5: Solve for x
    x = 958,940,328.28/33,499.78
  6. Step 6: Final answer
    x = 28,625.27

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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.