Home / 33,256.38-45,879.32-21,911.32

Finding the Fourth Proportional to 33,256.38, 45,879.32 and 21,911.32

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Solution

The fourth proportional to 33,256.38, 45,879.32 and 21,911.32 is: 30,228.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,256.38 : 45,879.32 = 21,911.32 : x
  2. Step 2: Convert to fraction form
    33,256.38/45,879.32 = 21,911.32/x
  3. Step 3: Cross multiply
    33,256.38x = 45,879.32 × 21,911.32
  4. Step 4: Simplify right side
    33,256.38x = 1,005,276,461.90
  5. Step 5: Solve for x
    x = 1,005,276,461.90/33,256.38
  6. Step 6: Final answer
    x = 30,228.08

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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.