Home / 33,345.50-46,003.64-20,576.43

Finding the Fourth Proportional to 33,345.50, 46,003.64 and 20,576.43

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Solution

The fourth proportional to 33,345.50, 46,003.64 and 20,576.43 is: 28,387.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,345.50 : 46,003.64 = 20,576.43 : x
  2. Step 2: Convert to fraction form
    33,345.50/46,003.64 = 20,576.43/x
  3. Step 3: Cross multiply
    33,345.50x = 46,003.64 × 20,576.43
  4. Step 4: Simplify right side
    33,345.50x = 946,590,575.32
  5. Step 5: Solve for x
    x = 946,590,575.32/33,345.50
  6. Step 6: Final answer
    x = 28,387.36

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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.